diff --git a/Cargo.lock b/Cargo.lock
index 013aa8aa..b6fee1cd 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2148,7 +2148,7 @@ checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
 
 [[package]]
 name = "pingap"
-version = "0.5.20"
+version = "0.5.21"
 dependencies = [
  "arc-swap",
  "async-trait",
diff --git a/Cargo.toml b/Cargo.toml
index 9ac78429..95b8288c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "pingap"
-version = "0.5.20"
+version = "0.5.21"
 authors = ["Tree Xie <tree.xie@outlook.com>"]
 edition = "2021"
 categories = ["network-programming", "web-programming::http-server"]