diff --git a/Directory.Packages.props b/Directory.Packages.props
index ec203c73a..481c875e6 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -15,7 +15,7 @@
     <PackageVersion Include="K4os.Hash.xxHash" Version="1.0.8" />
     <!-- Entspricht exakt der bisherigen Lib\log4net.dll (byte-identisch mit lib/net462).
          NuGet meldet dafuer NU1902 (GHSA-4f7c-pmjv-c25w, moderat) - vorher unsichtbar. -->
-    <PackageVersion Include="log4net" Version="3.1.0" />
+    <PackageVersion Include="log4net" Version="3.3.2" />
     <PackageVersion Include="Microsoft.AspNet.Mvc" Version="5.3.0" />
     <PackageVersion Include="Microsoft.AspNet.Razor" Version="3.3.0" />
     <PackageVersion Include="Microsoft.AspNet.Web.Optimization" Version="1.1.3" />