diff --git a/PCAxis.Core/PCAxis.Core.vbproj b/PCAxis.Core/PCAxis.Core.vbproj
index 3a12557..6cddb47 100644
--- a/PCAxis.Core/PCAxis.Core.vbproj
+++ b/PCAxis.Core/PCAxis.Core.vbproj
@@ -34,7 +34,7 @@
   </ItemGroup>
 
   <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>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>