diff --git a/Dockerfile b/Dockerfile
index af3f69d..13bebf9 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -10,4 +10,4 @@ RUN true \
 
 USER pretixuser
 
-ENTRYPOINT /entrypoint.sh
+ENTRYPOINT ["/entrypoint.sh"]
diff --git a/entrypoint.sh b/entrypoint.sh
index 4c60ca7..ce5717c 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -44,4 +44,4 @@ broker=${CELERY_BROKER}
 EOF
 fi
 
-exec pretix $@
+exec pretix "$@"