diff --git a/sbin/dokku-entrypoint.sh b/sbin/dokku-entrypoint.sh
index 1c88de7..741b263 100755
--- a/sbin/dokku-entrypoint.sh
+++ b/sbin/dokku-entrypoint.sh
@@ -23,7 +23,7 @@ setup_root_user() {
   if [ ! -f "$keycloak_add_user_json" ]; then
     add_user
   else
-    if ! grep -q "$ADMIN_USER" "$keycloak_add_user_json"; then
+    if ! grep -q "$KEYCLOAK_USER" "$keycloak_add_user_json"; then
       add_user
     fi
   fi