diff --git a/setup-pack/action.yml b/setup-pack/action.yml
index a3cd707..b9135ea 100644
--- a/setup-pack/action.yml
+++ b/setup-pack/action.yml
@@ -29,7 +29,7 @@ runs:
       # Default pack version, used only when neither pack-version nor
       # pack-version-file is set. Kept current by the update-pack-version
       # workflow (which rewrites the value below).
-      DEFAULT_PACK_VERSION: '0.40.8'
+      DEFAULT_PACK_VERSION: '0.40.9'
     run:   |
            #!/usr/bin/env bash