diff --git a/scripts/s3sync.sh b/scripts/s3sync.sh
index a4904366..41fc5e3f 100755
--- a/scripts/s3sync.sh
+++ b/scripts/s3sync.sh
@@ -4,6 +4,17 @@
 # Install awscli (pip install awscli)
 # Configure access credentials (aws configure), region is "eu-central-1"
 
+# Usage:
+# ./s3sync.sh DESTINATION SOURCE [clear]
+# @DESTINATION: required, destination server
+# @SOURCE: required, build
+# @CLEAR: optional, delete previous uploads
+# ./s3sync.sh stage beta
+# ./s3sync.sh stage stable
+# ./s3sync.sh stage stable clear
+# ./s3sync.sh beta beta
+# ./s3sync.sh stable stable 
+
 function confirm {
     read -r -p "Are you sure? [y/N] " response
     if [[ $response =~ ^(yes|y)$ ]]; then
@@ -17,7 +28,7 @@ function confirm {
 # Validate params
 if [ "x$1" == "x" ] || [ "x$2" == "x" ]; then
     echo "Invalid params"
-    echo "./s3sync.sh beta|stable stage|beta|stable [clear]"
+    echo "./s3sync.sh stage|beta|stable beta|stable [clear]"
     exit 1
 fi
 
@@ -61,15 +72,15 @@ if [ "x$1" == "xbeta" ] || [ "x$1" == "xstable" ]; then
     confirm
 fi
 
-# set -e
-# cd `dirname $0`
+set -e
+cd `dirname $0`
 
-# if [ "x$3" == "x-d" ]; then
-#     aws s3 sync --delete --cache-control 'public, max-age=3600' $SOURCE s3://$BUCKET/next
-# else
-#     aws s3 sync --cache-control 'public, max-age=3600' $SOURCE s3://$BUCKET/next
-# fi
+if [ "x$3" == "x-clear" ]; then
+    aws s3 sync --delete --cache-control 'public, max-age=3600' $SOURCE s3://$BUCKET/next
+else
+    aws s3 sync --cache-control 'public, max-age=3600' $SOURCE s3://$BUCKET/next
+fi
 
-# aws cloudfront create-invalidation --distribution-id $DISTRIBUTION_ID --paths '/next/*'
+aws cloudfront create-invalidation --distribution-id $DISTRIBUTION_ID --paths '/next/*'
 
 echo "DONE"
\ No newline at end of file