diff --git a/entrypoint.sh b/entrypoint.sh
index a9b559a..e0986bd 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -8,7 +8,7 @@ USER_EMAIL="$4"
 REPO_USERNAME="$5"
 
 if [ -z "$REPO_USERNAME" ] then
-  REPO_USERNAME= $GITHUB_USERNAME
+  REPO_USERNAME=$GITHUB_USERNAME
 fi
 
 CLONE_DIR=$(mktemp -d)