diff --git a/ci/check_changelog.sh b/ci/check_changelog.sh
index 920efeead..05fc70c31 100755
--- a/ci/check_changelog.sh
+++ b/ci/check_changelog.sh
@@ -6,11 +6,11 @@ subdirs="core core/embed/boardloader core/embed/bootloader core/embed/bootloader
 
 # $ignored_files is a newline-separated list of patterns for grep
 # therefore there must not be empty lines at start or end
-ignored_files="core/src/apps/ethereum/networks.py
-core/src/apps/ethereum/tokens.py
-core/src/trezor/enums/*
-core/src/trezor/messages.py
-python/src/trezorlib/messages.py"
+ignored_files="^core/src/apps/ethereum/networks.py$
+^core/src/apps/ethereum/tokens.py$
+^core/src/trezor/enums/.*
+^core/src/trezor/messages.py$
+^python/src/trezorlib/messages.py$"
 
 changed_files=$(mktemp)
 trap 'rm -- $changed_files' EXIT
@@ -26,7 +26,7 @@ check_feature_branch () {
             continue
         fi
 
-        git show --pretty=format: --name-only "$commit" | grep -vF "$ignored_files" >> "$changed_files"
+        git show --pretty=format: --name-only "$commit" | grep -v "$ignored_files" >> "$changed_files"
     done
 
     for subdir in $subdirs