diff --git a/GitHubReleaseNotes.txt b/GitHubReleaseNotes.txt
index b0cbbf6..5b9045e 100644
--- a/GitHubReleaseNotes.txt
+++ b/GitHubReleaseNotes.txt
@@ -1,3 +1,3 @@
 https://github.com/StefH/GitHubReleaseNotes
 
-GitHubReleaseNotes.exe . --output ReleaseNotes.md --skip-empty-releases --language en --version 1.0.4.18
\ No newline at end of file
+GitHubReleaseNotes.exe . --output ReleaseNotes.md --skip-empty-releases --language en --version 1.0.4.19
\ No newline at end of file
diff --git a/StandAlone.NETCoreApp/Dockerfile.nano b/StandAlone.NETCoreApp/Dockerfile.nano
index 219f98f..d2e5af5 100644
--- a/StandAlone.NETCoreApp/Dockerfile.nano
+++ b/StandAlone.NETCoreApp/Dockerfile.nano
@@ -13,7 +13,7 @@ COPY *.cs ./
 RUN dotnet publish -c Release -r win-x64 -o out
 
 # build runtime image
-FROM microsoft/nanoserver:10.0.14393.2485
+FROM microsoft/nanoserver:10.0.14393.2551
 WORKDIR /app
 COPY --from=build-env /app/out ./
 EXPOSE 80
diff --git a/StandAlone.NETCoreApp/Program.cs b/StandAlone.NETCoreApp/Program.cs
index 5871bf0..ff56559 100644
--- a/StandAlone.NETCoreApp/Program.cs
+++ b/StandAlone.NETCoreApp/Program.cs
@@ -1,4 +1,5 @@
 using System;
+using System.Linq;
 using System.Threading;
 using WireMock.Server;
 
diff --git a/StandAlone.NETCoreApp/StandAlone.NETCoreApp.csproj b/StandAlone.NETCoreApp/StandAlone.NETCoreApp.csproj
index dca5288..c206b0e 100644
--- a/StandAlone.NETCoreApp/StandAlone.NETCoreApp.csproj
+++ b/StandAlone.NETCoreApp/StandAlone.NETCoreApp.csproj
@@ -7,8 +7,8 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="WireMock.Net" Version="1.0.4.18" />
-    <PackageReference Include="WireMock.Net.StandAlone" Version="1.0.4.18" />
+    <PackageReference Include="WireMock.Net" Version="1.0.4.19" />
+    <PackageReference Include="WireMock.Net.StandAlone" Version="1.0.4.19" />
   </ItemGroup>
 
 </Project>
\ No newline at end of file
diff --git a/StandAlone.NETCoreApp/create_how_to.md b/StandAlone.NETCoreApp/create_how_to.md
index 84110b2..0fa3a02 100644
--- a/StandAlone.NETCoreApp/create_how_to.md
+++ b/StandAlone.NETCoreApp/create_how_to.md
@@ -17,39 +17,39 @@ docker rmi $(docker images -f "dangling=true" -q)
 ### 3. Tag
 
 ``` cmd
-docker tag sheyenrath/wiremock.net-nano:latest sheyenrath/wiremock.net-nano:1.0.4.18
+docker tag sheyenrath/wiremock.net-nano:latest sheyenrath/wiremock.net-nano:1.0.4.19
 ```
 
 ### 4. Push
 
 ``` cmd
 docker push sheyenrath/wiremock.net-nano:latest
-docker push sheyenrath/wiremock.net-nano:1.0.4.18
+docker push sheyenrath/wiremock.net-nano:1.0.4.19
 ```
 
 ## Linux
 
 ### 1. Build
 
-``` sh
+``` cmd
 docker build -t sheyenrath/wiremock.net -f .\Dockerfile .
 ```
 
 ### 2. Delete dangling images
 
-``` sh
+``` cmd
 docker rmi $(docker images -f "dangling=true" -q)
 ```
 
 ### 3. Tag
 
-``` sh
-docker tag sheyenrath/wiremock.net:latest sheyenrath/wiremock.net:1.0.4.18
+``` cmd
+docker tag sheyenrath/wiremock.net:latest sheyenrath/wiremock.net:1.0.4.19
 ```
 
 ### 4. Push
 
-``` sh
+``` cmd
 docker push sheyenrath/wiremock.net:latest
-docker push sheyenrath/wiremock.net:1.0.4.18
+docker push sheyenrath/wiremock.net:1.0.4.19
 ```
\ No newline at end of file