diff --git a/package.json b/package.json
index ddcd082..5a9fe4c 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "webext-storage-cache",
-	"version": "5.1.0",
+	"version": "5.1.1",
 	"description": "Map-like promised cache storage with expiration. WebExtensions module for Chrome, Firefox, Safari",
 	"keywords": [
 		"await",