diff --git a/dist/save-cache/index.js b/dist/save-cache/index.js
index 13846ca..7f546d4 100644
--- a/dist/save-cache/index.js
+++ b/dist/save-cache/index.js
@@ -82523,6 +82523,11 @@ function run() {
             const err = error;
             core.setFailed(err.message);
         }
+        // node will stay alive if any promises are not resolved,
+        // which is a possibility if HTTP requests are dangling
+        // due to retries or timeouts. We know that if we got here
+        // that all promises that we care about have successfully
+        // resolved, so simply exit with success.
         process.exit(0);
     });
 }
diff --git a/src/save-cache.ts b/src/save-cache.ts
index 173c4ba..cf5acca 100644
--- a/src/save-cache.ts
+++ b/src/save-cache.ts
@@ -20,6 +20,11 @@ export async function run(): Promise<void> {
     const err = error as Error;
     core.setFailed(err.message);
   }
+  // node will stay alive if any promises are not resolved,
+  // which is a possibility if HTTP requests are dangling
+  // due to retries or timeouts. We know that if we got here
+  // that all promises that we care about have successfully
+  // resolved, so simply exit with success.
   process.exit(0);
 }