diff --git a/.woodpecker.yml b/.woodpecker.yml
index 29ab13a..c334746 100644
--- a/.woodpecker.yml
+++ b/.woodpecker.yml
@@ -11,7 +11,7 @@ steps:
      # LOG_LEVEL: trace
       tag: 4.0.12
       arguments:
-        - isolation: chroot
+        isolation: chroot
       context: Dockerfile
       username:
         from_secret: docker_username