diff --git a/tuic-client/Cargo.toml b/tuic-client/Cargo.toml
index a96298f..8320247 100644
--- a/tuic-client/Cargo.toml
+++ b/tuic-client/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "tuic-client"
-version = "1.0.0-pre-alpha1"
+version = "1.0.0-pre-alpha2"
 authors = ["EAimTY <ea.imty@gmail.com>"]
 description = "Minimalistic TUIC client implementation as a reference"
 categories = ["network-programming"]
diff --git a/tuic-server/Cargo.toml b/tuic-server/Cargo.toml
index cdf52ff..1aa0d5d 100644
--- a/tuic-server/Cargo.toml
+++ b/tuic-server/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "tuic-server"
-version = "1.0.0-pre-alpha1"
+version = "1.0.0-pre-alpha2"
 authors = ["EAimTY <ea.imty@gmail.com>"]
 description = "Minimalistic TUIC server implementation as a reference"
 categories = ["network-programming"]