diff --git a/entrypoint.sh b/entrypoint.sh
index 25775bb..6c6dd17 100644
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -20,7 +20,7 @@ if [ -n "${INPUT_BUILDNUMBER}" ]; then
     params+=(--build-number "$INPUT_BUILDNUMBER")
 fi
 
-for group in $INPUT_GROUP; do
+for group in "$INPUT_GROUP"; do
     if ${isFirst} ; then
         isFirst=false
         appcenter distribute release --token "$INPUT_TOKEN" --app "$INPUT_APPNAME" --group $group --file "$INPUT_FILE" --release-notes "$RELEASE_NOTES" "${params[@]}"