diff --git a/scripts/entrypoint.sh b/scripts/entrypoint.sh
index 1bf14ca..43110c1 100755
--- a/scripts/entrypoint.sh
+++ b/scripts/entrypoint.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 set -e
-[[ ! -z "$DEBUG" ]] && set -x
+[[ -n "$DEBUG" ]] && set -x
 
 source /nextcloud-exec.sh