diff --git a/PR-azure-pipeline.yml b/PR-azure-pipeline.yml
index f7482987f..f14c358ac 100644
--- a/PR-azure-pipeline.yml
+++ b/PR-azure-pipeline.yml
@@ -8,9 +8,9 @@ variables:
 
 steps:
 - task: DotNetCoreInstaller@0
-  displayName: 'Use .NET Core sdk 3.1.101'
+  displayName: 'Use .NET Core sdk 3.1.200'
   inputs:
-    version: 3.1.101
+    version: 3.1.200
 
 - task: DotNetCoreCLI@2
   displayName: Test
@@ -23,7 +23,7 @@ steps:
   inputs:
     botToken: '$(Parameters.botToken)'
     chats: '$(Parameters.chats)'
-    message: '<code>Reason: $(Build.Reason) 
+    message: '<code>Reason: $(Build.Reason)
     Build №: $(Build.BuildNumber)
     Pull Request для VkNet был успешно собран!</code>'
     buildQueuedBy: true
diff --git a/VkNet.Tests/VkNet.Tests.csproj b/VkNet.Tests/VkNet.Tests.csproj
index c5129cb2b..93955318a 100644
--- a/VkNet.Tests/VkNet.Tests.csproj
+++ b/VkNet.Tests/VkNet.Tests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 	<PropertyGroup>
 		<IsPackable>false</IsPackable>
-		<TargetFramework>netcoreapp2.1</TargetFramework>
+		<TargetFramework>netcoreapp3.1</TargetFramework>
 	</PropertyGroup>
 	<ItemGroup>
 		<PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.2.0" />
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index 2a5016310..6945d271e 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -8,9 +8,9 @@ variables:
 
 steps:
 - task: DotNetCoreInstaller@0
-  displayName: 'Use .NET Core sdk 2.1.402'
+  displayName: 'Use .NET Core sdk 3.1.200'
   inputs:
-    version: 2.1.402
+    version: 3.1.200
 
 
 - task: DotNetCoreCLI@2
@@ -18,7 +18,7 @@ steps:
   inputs:
     command: test
     projects: '*[Tt]ests/*.csproj'
-    arguments: '-c $(BuildConfiguration) -f netcoreapp2.0'
+    arguments: '-c $(BuildConfiguration) -f netcoreapp3.1'
 
 
 - task: DotNetCoreCLI@2