diff --git a/.github/workflows/msbuild.yml b/.github/workflows/msbuild.yml
index 6f549b6b..8b7c1b9b 100644
--- a/.github/workflows/msbuild.yml
+++ b/.github/workflows/msbuild.yml
@@ -73,7 +73,7 @@ jobs:
         copy updater\bin\Release\net6.0-windows\updater.exe updater-%VERSION%
         copy updater\bin\Release\net6.0-windows\updater.dll updater-%VERSION%
         copy updater\bin\Release\net6.0-windows\updater.runtimeconfig.json updater-%VERSION%
-        copy "%USERPROFILE%\.nuget\packages\nlog\5.3.3\lib\netstandard2.0\NLog.dll" updater-%VERSION%
+        copy "%USERPROFILE%\.nuget\packages\nlog\5.3.4\lib\netstandard2.0\NLog.dll" updater-%VERSION%
         copy "%USERPROFILE%\.nuget\packages\newtonsoft.json\13.0.3\lib\netstandard2.0\Newtonsoft.Json.dll" updater-%VERSION%
         copy LICENSE updater-%VERSION%
         md updater-%VERSION%\documentation
diff --git a/changelog.md b/changelog.md
index 65be8fc9..ced5e6fc 100644
--- a/changelog.md
+++ b/changelog.md
@@ -11,6 +11,10 @@ __[changes]__
 * Blender updates will now use the newer 4.2 LTS release series, switching away
   from the previously used Blender 3.6 LTS series.
 
+__[maintenance]__
+
+* NLog library is updated from 5.3.3 to 5.3.4.
+
 ## Version 2024.08.31.0
 
 __[changes]__
diff --git a/setup/setup.iss b/setup/setup.iss
index 54aefffc..7698ddc7 100644
--- a/setup/setup.iss
+++ b/setup/setup.iss
@@ -55,7 +55,7 @@ Source: "..\updater\bin\Release\net6.0-windows\updater.runtimeconfig.json"; Dest
 ; Newtonsoft.Json assembly (JSON deserialization)
 Source: "{#GetEnv('USERPROFILE')}\.nuget\packages\newtonsoft.json\13.0.3\lib\netstandard2.0\Newtonsoft.Json.dll"; DestDir: "{app}"; Flags: ignoreversion
 ; NLog main assembly (logging)
-Source: "{#GetEnv('USERPROFILE')}\.nuget\packages\nlog\5.3.3\lib\netstandard2.0\NLog.dll"; DestDir: "{app}"; Flags: ignoreversion
+Source: "{#GetEnv('USERPROFILE')}\.nuget\packages\nlog\5.3.4\lib\netstandard2.0\NLog.dll"; DestDir: "{app}"; Flags: ignoreversion
 ; GPL 3 license text
 Source: "..\LICENSE"; DestDir: "{app}"; Flags: ignoreversion
 ; documentation files
diff --git a/updater/updater.csproj b/updater/updater.csproj
index b24fcaf3..89e8c365 100644
--- a/updater/updater.csproj
+++ b/updater/updater.csproj
@@ -14,7 +14,7 @@
 
   <ItemGroup>
     <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
-    <PackageReference Include="NLog" Version="5.3.3" />
+    <PackageReference Include="NLog" Version="5.3.4" />
   </ItemGroup>
 
   <Target Name="PreBuild" BeforeTargets="PreBuildEvent">