diff --git a/CsvTextFieldParser/CsvTextFieldParser.csproj b/CsvTextFieldParser/CsvTextFieldParser.csproj
index 8fe5b0a..e329c4c 100644
--- a/CsvTextFieldParser/CsvTextFieldParser.csproj
+++ b/CsvTextFieldParser/CsvTextFieldParser.csproj
@@ -12,10 +12,9 @@
     <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <CodeAnalysisRuleSet>CodeAnalysis.ruleset</CodeAnalysisRuleSet>
-    <Version>0.0.0</Version>
-    <AssemblyVersion>0.0.0.0</AssemblyVersion>
-    <FileVersion>0.0.0.0</FileVersion>
     <LangVersion>6</LangVersion>
+    <SignAssembly>true</SignAssembly>
+    <AssemblyOriginatorKeyFile>keyfile.snk</AssemblyOriginatorKeyFile>
   </PropertyGroup>
   <ItemGroup>
     <AdditionalFiles Include="stylecop.json" />
diff --git a/CsvTextFieldParser/keyfile.snk b/CsvTextFieldParser/keyfile.snk
new file mode 100644
index 0000000..e8ec9db
Binary files /dev/null and b/CsvTextFieldParser/keyfile.snk differ
diff --git a/Directory.Build.props b/Directory.Build.props
index 5cbb7a4..fa37ee8 100644
Binary files a/Directory.Build.props and b/Directory.Build.props differ
diff --git a/appveyor.yml b/appveyor.yml
index 463b429..da2dfc0 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,16 +1,9 @@
-version: 1.2.1
 skip_tags: true
-image: Visual Studio 2017
+image: Visual Studio 2019
 configuration: Release
 platform: Any CPU
 dotnet_csproj:
-  patch: true
   file: CsvTextFieldParser\CsvTextFieldParser.csproj
-  version: '{version}'
-  package_version: '{version}'
-  assembly_version: '{version}'
-  file_version: '{version}'
-  informational_version: '{version}'
 before_build:
 - cmd: nuget restore
 build: