diff --git a/PCAxis.Serializers/PCAxis.Serializers.csproj b/PCAxis.Serializers/PCAxis.Serializers.csproj
index 5a57ba3..3906b58 100644
--- a/PCAxis.Serializers/PCAxis.Serializers.csproj
+++ b/PCAxis.Serializers/PCAxis.Serializers.csproj
@@ -19,7 +19,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="log4net" Version="3.3.0" />
+    <PackageReference Include="log4net" Version="3.3.1" />
 
     <PackageReference Include="MinVer" Version="7.0.0">
       <PrivateAssets>all</PrivateAssets>