diff --git a/Shadowsocks.Net/Shadowsocks.Net.csproj b/Shadowsocks.Net/Shadowsocks.Net.csproj
index cb3ab9c4..cb1520d2 100644
--- a/Shadowsocks.Net/Shadowsocks.Net.csproj
+++ b/Shadowsocks.Net/Shadowsocks.Net.csproj
@@ -5,7 +5,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="CryptoBase" Version="1.2.0" />
+    <PackageReference Include="CryptoBase" Version="1.2.1" />
     <PackageReference Include="Splat" Version="10.0.1" />
   </ItemGroup>
 
diff --git a/Shadowsocks.Protocol/Shadowsocks.Protocol.csproj b/Shadowsocks.Protocol/Shadowsocks.Protocol.csproj
index a6e11494..4e08da51 100644
--- a/Shadowsocks.Protocol/Shadowsocks.Protocol.csproj
+++ b/Shadowsocks.Protocol/Shadowsocks.Protocol.csproj
@@ -6,7 +6,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="CryptoBase" Version="1.2.0" />
+    <PackageReference Include="CryptoBase" Version="1.2.1" />
     <PackageReference Include="Pipelines.Sockets.Unofficial" Version="2.2.0" />
   </ItemGroup>