diff --git a/files/act_config.yaml b/files/act_config.yaml
index fddd0e8..272bce9 100644
--- a/files/act_config.yaml
+++ b/files/act_config.yaml
@@ -86,4 +86,4 @@ container:
 host:
   # The parent directory of a job's working directory.
   # If it's empty, $HOME/.cache/act/ will be used.
-  workdir_parent:
+  workdir_parent: '/tmp/work_dir'