diff --git a/README.md b/README.md
index 50bb949..93e561f 100644
--- a/README.md
+++ b/README.md
@@ -83,6 +83,12 @@ default: `false`
 
 If `true`, disable saving cache upon cache miss.
 
+#### `save-always`
+
+default: `false`
+
+If `true`, run the post step to save the cache even if another step before fails.
+
 ## Outputs
 
 ### `cache-hit`
diff --git a/action.yaml b/action.yaml
index 720b07f..5cd967d 100644
--- a/action.yaml
+++ b/action.yaml
@@ -15,6 +15,10 @@ inputs:
     description: If "true", disables saving the cache upon cache miss
     required: false
     default: "false"
+  save-always:
+    description: "Run the post step to save the cache even if another step before fails"
+    required: false
+    default: "false"
 outputs:
   cache-hit:
     description: >
@@ -23,5 +27,5 @@ outputs:
 runs:
   using: node20
   main: dist/main/index.js
-  post-if: success()
+  post-if: "success() || github.event.inputs.save-always"
   post: dist/post/index.js