diff --git a/GUIs.Test.DocumentViewerTest/GUIs.Test.DocumentViewerTest.vbproj b/GUIs.Test.DocumentViewerTest/GUIs.Test.DocumentViewerTest.vbproj
index a5eb0cf3..627dc581 100644
--- a/GUIs.Test.DocumentViewerTest/GUIs.Test.DocumentViewerTest.vbproj
+++ b/GUIs.Test.DocumentViewerTest/GUIs.Test.DocumentViewerTest.vbproj
@@ -52,7 +52,7 @@
     </Reference>
     <Reference Include="Microsoft.CSharp" />
     <Reference Include="NLog, Version=4.0.0.0, Culture=neutral, PublicKeyToken=5120e14c03d0593c, processorArchitecture=MSIL">
-      <HintPath>..\packages\NLog.4.7.0\lib\net45\NLog.dll</HintPath>
+      <HintPath>..\packages\NLog.4.7.2\lib\net45\NLog.dll</HintPath>
     </Reference>
     <Reference Include="System" />
     <Reference Include="System.Configuration" />
diff --git a/GUIs.Test.DocumentViewerTest/packages.config b/GUIs.Test.DocumentViewerTest/packages.config
index d7bc5b9d..f8dbc83e 100644
--- a/GUIs.Test.DocumentViewerTest/packages.config
+++ b/GUIs.Test.DocumentViewerTest/packages.config
@@ -1,4 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="NLog" version="4.7.0" targetFramework="net461" />
+  <package id="NLog" version="4.7.2" targetFramework="net461" />
 </packages>
\ No newline at end of file
diff --git a/GUIs.Test.ZUGFeRDTest/ZUGFeRDTest.vbproj b/GUIs.Test.ZUGFeRDTest/ZUGFeRDTest.vbproj
index 09df2191..56a0f9f3 100644
--- a/GUIs.Test.ZUGFeRDTest/ZUGFeRDTest.vbproj
+++ b/GUIs.Test.ZUGFeRDTest/ZUGFeRDTest.vbproj
@@ -52,7 +52,7 @@
     </Reference>
     <Reference Include="Microsoft.CSharp" />
     <Reference Include="NLog, Version=4.0.0.0, Culture=neutral, PublicKeyToken=5120e14c03d0593c, processorArchitecture=MSIL">
-      <HintPath>..\packages\NLog.4.7.0\lib\net45\NLog.dll</HintPath>
+      <HintPath>..\packages\NLog.4.7.2\lib\net45\NLog.dll</HintPath>
     </Reference>
     <Reference Include="System" />
     <Reference Include="System.Configuration" />
diff --git a/GUIs.Test.ZUGFeRDTest/packages.config b/GUIs.Test.ZUGFeRDTest/packages.config
index 9df4a30e..20d7a800 100644
--- a/GUIs.Test.ZUGFeRDTest/packages.config
+++ b/GUIs.Test.ZUGFeRDTest/packages.config
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
   <package id="FirebirdSql.Data.FirebirdClient" version="6.4.0" targetFramework="net461" />
-  <package id="NLog" version="4.7.0" targetFramework="net461" />
+  <package id="NLog" version="4.7.2" targetFramework="net461" />
 </packages>
\ No newline at end of file