diff --git a/advanced/Scripts/utils.sh b/advanced/Scripts/utils.sh
index f457427f..f0a7cc37 100755
--- a/advanced/Scripts/utils.sh
+++ b/advanced/Scripts/utils.sh
@@ -17,43 +17,49 @@
 #  - New functions must have a test added for them in test/test_any_utils.py
 
 #######################
-# Takes either
-#   - Three arguments: file, key, and value.
-#   - Two arguments: file, and key.
+# Takes Three arguments: file, key, and value.
 #
 # Checks the target file for the existence of the key
 #   - If it exists, it changes the value
 #   - If it does not exist, it adds the value
 #
 # Example usage:
-# addOrEditKeyValuePair "/etc/pihole/setupVars.conf" "BLOCKING_ENABLED" "true"
+# addOrEditKeyValPair "/etc/pihole/setupVars.conf" "BLOCKING_ENABLED" "true"
 #######################
 addOrEditKeyValPair() {
   local file="${1}"
   local key="${2}"
   local value="${3}"
 
-  if [ "${value}" != "" ]; then
-    # value has a value, so it is a key-value pair
-    if grep -q "^${key}=" "${file}"; then
+  if grep -q "^${key}=" "${file}"; then
       # Key already exists in file, modify the value
       sed -i "/^${key}=/c\\${key}=${value}" "${file}"
-    else
-      # Key does not already exist, add it and it's value
-      echo "${key}=${value}" >> "${file}"
-    fi
   else
-    # value has no value, so it is just a key. Add it if it does not already exist
-    if ! grep -q "^${key}" "${file}"; then
+    # Key does not already exist, add it and it's value
+    echo "${key}=${value}" >> "${file}"
+  fi
+}
+
+#######################
+# Takes two arguments: file, and key.
+# Adds a key to target file
+#
+# Example usage:
+# addKey "/etc/dnsmasq.d/01-pihole.conf" "log-queries"
+#######################
+addKey(){
+  local file="${1}"
+  local key="${2}"
+
+  if ! grep -q "^${key}" "${file}"; then
       # Key does not exist, add it.
       echo "${key}" >> "${file}"
-    fi
   fi
 }
 
 #######################
-# Takes two arguments file, and key.
-# Deletes a key from target file
+# Takes two arguments: file, and key.
+# Deletes a key or key/value pair from target file
 #
 # Example usage:
 # removeKey "/etc/pihole/setupVars.conf" "PIHOLE_DNS_1"
diff --git a/advanced/Scripts/webpage.sh b/advanced/Scripts/webpage.sh
index c4d6570d..de06d60c 100755
--- a/advanced/Scripts/webpage.sh
+++ b/advanced/Scripts/webpage.sh
@@ -88,7 +88,7 @@ delete_dnsmasq_setting() {
 }
 
 SetTemperatureUnit() {
-    change_setting "TEMPERATUREUNIT" "${unit}"
+    addOrEditKeyValPair "${setupVars}" "TEMPERATUREUNIT" "${unit}"
     echo -e "  ${TICK} Set temperature unit to ${unit}"
 }
 
@@ -123,7 +123,7 @@ SetWebPassword() {
         echo ""
 
         if [ "${PASSWORD}" == "" ]; then
-            change_setting "WEBPASSWORD" ""
+            addOrEditKeyValPair "${setupVars}" "WEBPASSWORD" ""
             echo -e "  ${TICK} Password Removed"
             exit 0
         fi
@@ -136,7 +136,7 @@ SetWebPassword() {
         # We do not wrap this in brackets, otherwise BASH will expand any appropriate syntax
         hash=$(HashPassword "$PASSWORD")
         # Save hash to file
-        change_setting "WEBPASSWORD" "${hash}"
+        addOrEditKeyValPair "${setupVars}" "WEBPASSWORD" "${hash}"
         echo -e "  ${TICK} New password set"
     else
         echo -e "  ${CROSS} Passwords don't match. Your password has not been changed"
@@ -147,7 +147,7 @@ SetWebPassword() {
 ProcessDNSSettings() {
     source "${setupVars}"
 
-    delete_dnsmasq_setting "server"
+    removeKey "${dnsmasqconfig}" "server"
 
     COUNTER=1
     while true ; do
@@ -155,34 +155,34 @@ ProcessDNSSettings() {
         if [ -z "${!var}" ]; then
             break;
         fi
-        add_dnsmasq_setting "server" "${!var}"
+        addKey "${dnsmasqconfig}" "server=${!var}"
         (( COUNTER++ ))
     done
 
     # The option LOCAL_DNS_PORT is deprecated
     # We apply it once more, and then convert it into the current format
     if [ -n "${LOCAL_DNS_PORT}" ]; then
-        add_dnsmasq_setting "server" "127.0.0.1#${LOCAL_DNS_PORT}"
-        add_setting "PIHOLE_DNS_${COUNTER}" "127.0.0.1#${LOCAL_DNS_PORT}"
-        delete_setting "LOCAL_DNS_PORT"
+        addOrEditKeyValPair "${dnsmasqconfig}" "server" "127.0.0.1#${LOCAL_DNS_PORT}"
+        addOrEditKeyValPair "${setupVars}" "PIHOLE_DNS_${COUNTER}" "127.0.0.1#${LOCAL_DNS_PORT}"
+        removeKey "${setupVars}" "LOCAL_DNS_PORT"
     fi
 
-    delete_dnsmasq_setting "domain-needed"
-    delete_dnsmasq_setting "expand-hosts"
+    removeKey "${dnsmasqconfig}" "domain-needed"
+    removeKey "${dnsmasqconfig}" "expand-hosts"
 
     if [[ "${DNS_FQDN_REQUIRED}" == true ]]; then
-        add_dnsmasq_setting "domain-needed"
-        add_dnsmasq_setting "expand-hosts"
+        addKey "${dnsmasqconfig}" "domain-needed"
+        addKey "${dnsmasqconfig}" "expand-hosts"
     fi
 
-    delete_dnsmasq_setting "bogus-priv"
+    removeKey "${dnsmasqconfig}" "bogus-priv"
 
     if [[ "${DNS_BOGUS_PRIV}" == true ]]; then
-        add_dnsmasq_setting "bogus-priv"
+        addKey "${dnsmasqconfig}" "bogus-priv"
     fi
 
-    delete_dnsmasq_setting "dnssec"
-    delete_dnsmasq_setting "trust-anchor"
+    removeKey "${dnsmasqconfig}" "dnssec"
+    removeKey "${dnsmasqconfig}" "trust-anchor"
 
     if [[ "${DNSSEC}" == true ]]; then
         echo "dnssec
@@ -190,24 +190,24 @@ trust-anchor=.,20326,8,2,E06D44B80B8F1D39A95C0B0D7C65D08458E880409BBC68345710423
 " >> "${dnsmasqconfig}"
     fi
 
-    delete_dnsmasq_setting "host-record"
+    removeKey "${dnsmasqconfig}" "host-record"
 
     if [ -n "${HOSTRECORD}" ]; then
-        add_dnsmasq_setting "host-record" "${HOSTRECORD}"
+        addOrEditKeyValPair "${dnsmasqconfig}" "host-record" "${HOSTRECORD}"
     fi
 
     # Setup interface listening behavior of dnsmasq
-    delete_dnsmasq_setting "interface"
-    delete_dnsmasq_setting "local-service"
-    delete_dnsmasq_setting "except-interface"
-    delete_dnsmasq_setting "bind-interfaces"
+    removeKey "${dnsmasqconfig}" "interface"
+    removeKey "${dnsmasqconfig}" "local-service"
+    removeKey "${dnsmasqconfig}" "except-interface"
+    removeKey "${dnsmasqconfig}" "bind-interfaces"
 
     if [[ "${DNSMASQ_LISTENING}" == "all" ]]; then
         # Listen on all interfaces, permit all origins
-        add_dnsmasq_setting "except-interface" "nonexisting"
+        addOrEditKeyValPair "${dnsmasqconfig}" "except-interface" "nonexisting"
     elif [[ "${DNSMASQ_LISTENING}" == "local" ]]; then
         # Listen only on all interfaces, but only local subnets
-        add_dnsmasq_setting "local-service"
+        addKey "${dnsmasqconfig}" "local-service"
     else
         # Options "bind" and "single"
         # Listen only on one interface
@@ -216,30 +216,30 @@ trust-anchor=.,20326,8,2,E06D44B80B8F1D39A95C0B0D7C65D08458E880409BBC68345710423
             PIHOLE_INTERFACE="eth0"
         fi
 
-        add_dnsmasq_setting "interface" "${PIHOLE_INTERFACE}"
+        addOrEditKeyValPair "${dnsmasqconfig}" "interface" "${PIHOLE_INTERFACE}"
 
         if [[ "${DNSMASQ_LISTENING}" == "bind" ]]; then
             # Really bind to interface
-            add_dnsmasq_setting "bind-interfaces"
+            addKey "${dnsmasqconfig}" "bind-interfaces"
         fi
     fi
 
     if [[ "${CONDITIONAL_FORWARDING}" == true ]]; then
         # Convert legacy "conditional forwarding" to rev-server configuration
         # Remove any existing REV_SERVER settings
-        delete_setting "REV_SERVER"
-        delete_setting "REV_SERVER_DOMAIN"
-        delete_setting "REV_SERVER_TARGET"
-        delete_setting "REV_SERVER_CIDR"
+        removeKey "${setupVars}" "REV_SERVER"
+        removeKey "${setupVars}" "REV_SERVER_DOMAIN"
+        removeKey "${setupVars}" "REV_SERVER_TARGET"
+        removeKey "${setupVars}" "REV_SERVER_CIDR"
 
         REV_SERVER=true
-        add_setting "REV_SERVER" "true"
+        addOrEditKeyValPair "${setupVars}" "REV_SERVER" "true"
 
         REV_SERVER_DOMAIN="${CONDITIONAL_FORWARDING_DOMAIN}"
-        add_setting "REV_SERVER_DOMAIN" "${REV_SERVER_DOMAIN}"
+        addOrEditKeyValPair "${setupVars}" "REV_SERVER_DOMAIN" "${REV_SERVER_DOMAIN}"
 
         REV_SERVER_TARGET="${CONDITIONAL_FORWARDING_IP}"
-        add_setting "REV_SERVER_TARGET" "${REV_SERVER_TARGET}"
+        addOrEditKeyValPair "${setupVars}" "REV_SERVER_TARGET" "${REV_SERVER_TARGET}"
 
         #Convert CONDITIONAL_FORWARDING_REVERSE if necessary e.g:
         #          1.1.168.192.in-addr.arpa to 192.168.1.1/32
@@ -266,28 +266,28 @@ trust-anchor=.,20326,8,2,E06D44B80B8F1D39A95C0B0D7C65D08458E880409BBC68345710423
             # shellcheck disable=2001
             REV_SERVER_CIDR="$(sed "s+\\.[0-9]*$+\\.0/24+" <<< "${REV_SERVER_TARGET}")"
         fi
-        add_setting "REV_SERVER_CIDR" "${REV_SERVER_CIDR}"
+        addOrEditKeyValPair "${setupVars}" "REV_SERVER_CIDR" "${REV_SERVER_CIDR}"
 
         # Remove obsolete settings from setupVars.conf
-        delete_setting "CONDITIONAL_FORWARDING"
-        delete_setting "CONDITIONAL_FORWARDING_REVERSE"
-        delete_setting "CONDITIONAL_FORWARDING_DOMAIN"
-        delete_setting "CONDITIONAL_FORWARDING_IP"
+        removeKey "${setupVars}" "CONDITIONAL_FORWARDING"
+        removeKey "${setupVars}" "CONDITIONAL_FORWARDING_REVERSE"
+        removeKey "${setupVars}" "CONDITIONAL_FORWARDING_DOMAIN"
+        removeKey "${setupVars}" "CONDITIONAL_FORWARDING_IP"
     fi
 
-    delete_dnsmasq_setting "rev-server"
+    removeKey "${dnsmasqconfig}" "rev-server"
 
     if [[ "${REV_SERVER}" == true ]]; then
-        add_dnsmasq_setting "rev-server=${REV_SERVER_CIDR},${REV_SERVER_TARGET}"
+        addKey "${dnsmasqconfig}" "rev-server=${REV_SERVER_CIDR},${REV_SERVER_TARGET}"
         if [ -n "${REV_SERVER_DOMAIN}" ]; then
             # Forward local domain names to the CF target, too
-            add_dnsmasq_setting "server=/${REV_SERVER_DOMAIN}/${REV_SERVER_TARGET}"
+            addKey "${dnsmasqconfig}" "server=/${REV_SERVER_DOMAIN}/${REV_SERVER_TARGET}"
         fi
 
         if [[ "${DNS_FQDN_REQUIRED}" != true ]]; then
             # Forward unqualified names to the CF target only when the "never
             # forward non-FQDN" option is unticked
-            add_dnsmasq_setting "server=//${REV_SERVER_TARGET}"
+            addKey "${dnsmasqconfig}" "server=//${REV_SERVER_TARGET}"
         fi
 
     fi
@@ -302,7 +302,7 @@ trust-anchor=.,20326,8,2,E06D44B80B8F1D39A95C0B0D7C65D08458E880409BBC68345710423
 
 SetDNSServers() {
     # Save setting to file
-    delete_setting "PIHOLE_DNS"
+    removeKey "${setupVars}" "PIHOLE_DNS"
     IFS=',' read -r -a array <<< "${args[2]}"
     for index in "${!array[@]}"
     do
@@ -311,7 +311,7 @@ SetDNSServers() {
         ip="${array[index]//\\#/#}"
 
         if valid_ip "${ip}" || valid_ip6 "${ip}" ; then
-            add_setting "PIHOLE_DNS_$((index+1))" "${ip}"
+            addOrEditKeyValPair "${setupVars}" "PIHOLE_DNS_$((index+1))" "${ip}"
         else
             echo -e "  ${CROSS} Invalid IP has been passed"
             exit 1
@@ -319,30 +319,30 @@ SetDNSServers() {
     done
 
     if [[ "${args[3]}" == "domain-needed" ]]; then
-        change_setting "DNS_FQDN_REQUIRED" "true"
+        addOrEditKeyValPair "${setupVars}" "DNS_FQDN_REQUIRED" "true"
     else
-        change_setting "DNS_FQDN_REQUIRED" "false"
+        addOrEditKeyValPair "${setupVars}" "DNS_FQDN_REQUIRED" "false"
     fi
 
     if [[ "${args[4]}" == "bogus-priv" ]]; then
-        change_setting "DNS_BOGUS_PRIV" "true"
+        addOrEditKeyValPair "${setupVars}" "DNS_BOGUS_PRIV" "true"
     else
-        change_setting "DNS_BOGUS_PRIV" "false"
+        addOrEditKeyValPair "${setupVars}" "DNS_BOGUS_PRIV" "false"
     fi
 
     if [[ "${args[5]}" == "dnssec" ]]; then
-        change_setting "DNSSEC" "true"
+        addOrEditKeyValPair "${setupVars}" "DNSSEC" "true"
     else
-        change_setting "DNSSEC" "false"
+        addOrEditKeyValPair "${setupVars}" "DNSSEC" "false"
     fi
 
     if [[ "${args[6]}" == "rev-server" ]]; then
-        change_setting "REV_SERVER" "true"
-        change_setting "REV_SERVER_CIDR" "${args[7]}"
-        change_setting "REV_SERVER_TARGET" "${args[8]}"
-        change_setting "REV_SERVER_DOMAIN" "${args[9]}"
+        addOrEditKeyValPair "${setupVars}" "REV_SERVER" "true"
+        addOrEditKeyValPair "${setupVars}" "REV_SERVER_CIDR" "${args[7]}"
+        addOrEditKeyValPair "${setupVars}" "REV_SERVER_TARGET" "${args[8]}"
+        addOrEditKeyValPair "${setupVars}" "REV_SERVER_DOMAIN" "${args[9]}"
     else
-        change_setting "REV_SERVER" "false"
+        addOrEditKeyValPair "${setupVars}" "REV_SERVER" "false"
     fi
 
     ProcessDNSSettings
@@ -352,11 +352,11 @@ SetDNSServers() {
 }
 
 SetExcludeDomains() {
-    change_setting "API_EXCLUDE_DOMAINS" "${args[2]}"
+    addOrEditKeyValPair "${setupVars}" "API_EXCLUDE_DOMAINS" "${args[2]}"
 }
 
 SetExcludeClients() {
-    change_setting "API_EXCLUDE_CLIENTS" "${args[2]}"
+    addOrEditKeyValPair "${setupVars}" "API_EXCLUDE_CLIENTS" "${args[2]}"
 }
 
 Poweroff(){
@@ -372,7 +372,7 @@ RestartDNS() {
 }
 
 SetQueryLogOptions() {
-    change_setting "API_QUERY_LOG_SHOW" "${args[2]}"
+    addOrEditKeyValPair "${setupVars}" "API_QUERY_LOG_SHOW" "${args[2]}"
 }
 
 ProcessDHCPSettings() {
@@ -388,19 +388,19 @@ ProcessDHCPSettings() {
 
         if [[ "${PIHOLE_DOMAIN}" == "" ]]; then
             PIHOLE_DOMAIN="lan"
-            change_setting "PIHOLE_DOMAIN" "${PIHOLE_DOMAIN}"
+            addOrEditKeyValPair "${setupVars}" "PIHOLE_DOMAIN" "${PIHOLE_DOMAIN}"
         fi
 
         if [[ "${DHCP_LEASETIME}" == "0" ]]; then
             leasetime="infinite"
         elif [[ "${DHCP_LEASETIME}" == "" ]]; then
             leasetime="24"
-            change_setting "DHCP_LEASETIME" "${leasetime}"
+            addOrEditKeyValPair "${setupVars}" "DHCP_LEASETIME" "${leasetime}"
         elif [[ "${DHCP_LEASETIME}" == "24h" ]]; then
             #Installation is affected by known bug, introduced in a previous version.
             #This will automatically clean up setupVars.conf and remove the unnecessary "h"
             leasetime="24"
-            change_setting "DHCP_LEASETIME" "${leasetime}"
+            addOrEditKeyValPair "${setupVars}" "DHCP_LEASETIME" "${leasetime}"
         else
             leasetime="${DHCP_LEASETIME}h"
         fi
@@ -453,24 +453,24 @@ ra-param=*,0,0
 }
 
 EnableDHCP() {
-    change_setting "DHCP_ACTIVE" "true"
-    change_setting "DHCP_START" "${args[2]}"
-    change_setting "DHCP_END" "${args[3]}"
-    change_setting "DHCP_ROUTER" "${args[4]}"
-    change_setting "DHCP_LEASETIME" "${args[5]}"
-    change_setting "PIHOLE_DOMAIN" "${args[6]}"
-    change_setting "DHCP_IPv6" "${args[7]}"
-    change_setting "DHCP_rapid_commit" "${args[8]}"
+    addOrEditKeyValPair "${setupVars}" "DHCP_ACTIVE" "true"
+    addOrEditKeyValPair "${setupVars}" "DHCP_START" "${args[2]}"
+    addOrEditKeyValPair "${setupVars}" "DHCP_END" "${args[3]}"
+    addOrEditKeyValPair "${setupVars}" "DHCP_ROUTER" "${args[4]}"
+    addOrEditKeyValPair "${setupVars}" "DHCP_LEASETIME" "${args[5]}"
+    addOrEditKeyValPair "${setupVars}" "PIHOLE_DOMAIN" "${args[6]}"
+    addOrEditKeyValPair "${setupVars}" "DHCP_IPv6" "${args[7]}"
+    addOrEditKeyValPair "${setupVars}" "DHCP_rapid_commit" "${args[8]}"
 
     # Remove possible old setting from file
-    delete_dnsmasq_setting "dhcp-"
-    delete_dnsmasq_setting "quiet-dhcp"
+    removeKey "${dnsmasqconfig}" "dhcp-"
+    removeKey "${dnsmasqconfig}" "quiet-dhcp"
 
     # If a DHCP client claims that its name is "wpad", ignore that.
     # This fixes a security hole. see CERT Vulnerability VU#598349
     # We also ignore "localhost" as Windows behaves strangely if a
     # device claims this host name
-    add_dnsmasq_setting "dhcp-name-match=set:hostname-ignore,wpad
+    addKey "${dnsmasqconfig}" "dhcp-name-match=set:hostname-ignore,wpad
 dhcp-name-match=set:hostname-ignore,localhost
 dhcp-ignore-names=tag:hostname-ignore"
 
@@ -480,11 +480,11 @@ dhcp-ignore-names=tag:hostname-ignore"
 }
 
 DisableDHCP() {
-    change_setting "DHCP_ACTIVE" "false"
+    addOrEditKeyValPair "${setupVars}" "DHCP_ACTIVE" "false"
 
     # Remove possible old setting from file
-    delete_dnsmasq_setting "dhcp-"
-    delete_dnsmasq_setting "quiet-dhcp"
+    removeKey "${dnsmasqconfig}" "dhcp-"
+    removeKey "${dnsmasqconfig}" "quiet-dhcp"
 
     ProcessDHCPSettings
 
@@ -492,11 +492,11 @@ DisableDHCP() {
 }
 
 SetWebUILayout() {
-    change_setting "WEBUIBOXEDLAYOUT" "${args[2]}"
+    addOrEditKeyValPair "${setupVars}" "WEBUIBOXEDLAYOUT" "${args[2]}"
 }
 
 SetWebUITheme() {
-    change_setting "WEBTHEME" "${args[2]}"
+    addOrEditKeyValPair "${setupVars}" "WEBTHEME" "${args[2]}"
 }
 
 CheckUrl(){
@@ -591,10 +591,10 @@ Options:
             exit 0
         fi
 
-        change_setting "ADMIN_EMAIL" "${args[2]}"
+        addOrEditKeyValPair "${setupVars}" "ADMIN_EMAIL" "${args[2]}"
         echo -e "  ${TICK} Setting admin contact to ${args[2]}"
     else
-        change_setting "ADMIN_EMAIL" ""
+        addOrEditKeyValPair "${setupVars}" "ADMIN_EMAIL" ""
         echo -e "  ${TICK} Removing admin contact"
     fi
 }
@@ -618,16 +618,16 @@ Interfaces:
 
     if [[ "${args[2]}" == "all" ]]; then
         echo -e "  ${INFO} Listening on all interfaces, permitting all origins. Please use a firewall!"
-        change_setting "DNSMASQ_LISTENING" "all"
+        addOrEditKeyValPair "${setupVars}" "DNSMASQ_LISTENING" "all"
     elif [[ "${args[2]}" == "local" ]]; then
         echo -e "  ${INFO} Listening on all interfaces, permitting origins from one hop away (LAN)"
-        change_setting "DNSMASQ_LISTENING" "local"
+        addOrEditKeyValPair "${setupVars}" "DNSMASQ_LISTENING" "local"
     elif [[ "${args[2]}" == "bind" ]]; then
         echo -e "  ${INFO} Binding on interface ${PIHOLE_INTERFACE}"
-        change_setting "DNSMASQ_LISTENING" "bind"
+        addOrEditKeyValPair "${setupVars}" "DNSMASQ_LISTENING" "bind"
     else
         echo -e "  ${INFO} Listening only on interface ${PIHOLE_INTERFACE}"
-        change_setting "DNSMASQ_LISTENING" "single"
+        addOrEditKeyValPair "${setupVars}" "DNSMASQ_LISTENING" "single"
     fi
 
     # Don't restart DNS server yet because other settings
@@ -697,7 +697,7 @@ clearAudit()
 SetPrivacyLevel() {
     # Set privacy level. Minimum is 0, maximum is 3
     if [ "${args[2]}" -ge 0 ] && [ "${args[2]}" -le 3 ]; then
-        changeFTLsetting "PRIVACYLEVEL" "${args[2]}"
+        addOrEditKeyValPair "${FTLconf}" "PRIVACYLEVEL" "${args[2]}"
         pihole restartdns reload-lists
     fi
 }
@@ -815,7 +815,7 @@ SetRateLimit() {
 
     # Set rate-limit setting inf valid
     if [ "${rate_limit_count}" -ge 0 ] && [ "${rate_limit_interval}" -ge 0 ]; then
-        changeFTLsetting "RATE_LIMIT" "${rate_limit_count}/${rate_limit_interval}"
+        addOrEditKeyValPair "${FTLconf}" "RATE_LIMIT" "${rate_limit_count}/${rate_limit_interval}"
     fi
 
     # Restart FTL to update rate-limit settings only if $reload not false
diff --git a/pihole b/pihole
index 6823b3b6..f51fd956 100755
--- a/pihole
+++ b/pihole
@@ -260,7 +260,7 @@ Options:
     exit 0
   elif [[ "${1}" == "off" ]]; then
     # Disable logging
-    addOrEditKeyValPair /etc/dnsmasq.d/01-pihole.conf "log-queries"
+    removeKey /etc/dnsmasq.d/01-pihole.conf "log-queries"
     addOrEditKeyValPair "${setupVars}" "QUERY_LOGGING" "false"
     if [[ "${2}" != "noflush" ]]; then
       # Flush logs
@@ -270,7 +270,7 @@ Options:
     local str="Logging has been disabled!"
   elif [[ "${1}" == "on" ]]; then
     # Enable logging
-    removeKey /etc/dnsmasq.d/01-pihole.conf "log-queries"
+    addKey /etc/dnsmasq.d/01-pihole.conf "log-queries"
     addOrEditKeyValPair "${setupVars}" "QUERY_LOGGING" "true"
     echo -e "  ${INFO} Enabling logging..."
     local str="Logging has been enabled!"
diff --git a/test/test_any_utils.py b/test/test_any_utils.py
index 998c1c84..b30ff7fd 100644
--- a/test/test_any_utils.py
+++ b/test/test_any_utils.py
@@ -1,29 +1,47 @@
 def test_key_val_replacement_works(host):
-    ''' Confirms addOrEditKeyValPair provides the expected output '''
+    ''' Confirms addOrEditKeyValPair either adds or replaces a key value pair in a given file '''
     host.run('''
     source /opt/pihole/utils.sh
     addOrEditKeyValPair "./testoutput" "KEY_ONE" "value1"
     addOrEditKeyValPair "./testoutput" "KEY_TWO" "value2"
     addOrEditKeyValPair "./testoutput" "KEY_ONE" "value3"
     addOrEditKeyValPair "./testoutput" "KEY_FOUR" "value4"
-    addOrEditKeyValPair "./testoutput" "KEY_FIVE_NO_VALUE"
-    addOrEditKeyValPair "./testoutput" "KEY_FIVE_NO_VALUE"
     ''')
     output = host.run('''
     cat ./testoutput
     ''')
-    expected_stdout = 'KEY_ONE=value3\nKEY_TWO=value2\nKEY_FOUR=value4\nKEY_FIVE_NO_VALUE\n'
+    expected_stdout = 'KEY_ONE=value3\nKEY_TWO=value2\nKEY_FOUR=value4\n'
     assert expected_stdout == output.stdout
 
 
-def test_key_val_removal_works(host):
-    ''' Confirms removeKey provides the expected output '''
+def test_key_addition_works(host):
+    ''' Confirms addKey adds a key (no value) to a file without duplicating it '''
+    host.run('''
+    source /opt/pihole/utils.sh
+    addKey "./testoutput" "KEY_ONE"
+    addKey "./testoutput" "KEY_ONE"
+    addKey "./testoutput" "KEY_TWO"
+    addKey "./testoutput" "KEY_TWO"
+    addKey "./testoutput" "KEY_THREE"
+    addKey "./testoutput" "KEY_THREE"
+    ''')
+    output = host.run('''
+    cat ./testoutput
+    ''')
+    expected_stdout = 'KEY_ONE\nKEY_TWO\nKEY_THREE\n'
+    assert expected_stdout == output.stdout
+
+
+def test_key_removal_works(host):
+    ''' Confirms removeKey removes a key or key/value pair '''
     host.run('''
     source /opt/pihole/utils.sh
     addOrEditKeyValPair "./testoutput" "KEY_ONE" "value1"
     addOrEditKeyValPair "./testoutput" "KEY_TWO" "value2"
     addOrEditKeyValPair "./testoutput" "KEY_THREE" "value3"
+    addKey "./testoutput" "KEY_FOUR"
     removeKey "./testoutput" "KEY_TWO"
+    removeKey "./testoutput" "KEY_FOUR"
     ''')
     output = host.run('''
     cat ./testoutput