diff --git a/stack/install/action.yaml b/stack/install/action.yaml
index f3796fa..b2aa26f 100644
--- a/stack/install/action.yaml
+++ b/stack/install/action.yaml
@@ -8,7 +8,7 @@ inputs:
   stack-version:
     description: "The version of stack to install, e.g. 2.9.1"
     required: true
-    default: "2.9.1"
+    default: "2.13.1"
 
 runs:
   using: "composite"