diff --git a/README.md b/README.md
index 73f3781d4..593337cd6 100644
--- a/README.md
+++ b/README.md
@@ -8,6 +8,15 @@ This action sets up a go environment for use in actions by:
 - Optionally downloading and caching a version of Go by version and adding to `PATH`.
 - Registering problem matchers for error output.
 
+# V4
+
+The V4 edition of the action offers:
+
+ - Enables caching by default
+ - Does not fail if caching fails for any reason
+
+The action will try to enable caching unless the `cache` input explicitly set to false.
+
 # V3
 
 The V3 edition of the action offers:
diff --git a/dist/setup/index.js b/dist/setup/index.js
index efa85e9a9..72e2e2e37 100644
--- a/dist/setup/index.js
+++ b/dist/setup/index.js
@@ -63619,8 +63619,8 @@ function run() {
                 try {
                     yield cache_restore_1.restoreCache(parseGoVersion(goVersion), packageManager, cacheDependencyPath);
                 }
-                catch (e) {
-                    core.warning(`Restore cache failed: ${e.message}`);
+                catch (error) {
+                    core.warning(`Restore cache failed: ${error.message}`);
                 }
             }
             // add problem matchers
diff --git a/src/main.ts b/src/main.ts
index ddd3e7cdc..a102c1ebe 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -68,8 +68,8 @@ export async function run() {
           packageManager,
           cacheDependencyPath
         );
-      } catch (e) {
-        core.warning(`Restore cache failed: ${e.message}`);
+      } catch (error) {
+        core.warning(`Restore cache failed: ${error.message}`);
       }
     }