diff --git a/.github/dev.yml b/.github/dev.yml
index 1884efe..807cf43 100644
--- a/.github/dev.yml
+++ b/.github/dev.yml
@@ -19,7 +19,7 @@ stages:
         displayName: 'Use .NET Core sdk'
         inputs:
           packageType: 'sdk'
-          version: '6.0.x'
+          version: '9.x'
           includePreviewVersions: true
 
       - task: DotNetCoreCLI@2
diff --git a/.github/release.yml b/.github/release.yml
index 14e7bdb..540de46 100644
--- a/.github/release.yml
+++ b/.github/release.yml
@@ -22,7 +22,7 @@ stages:
         displayName: 'Use .NET Core sdk'
         inputs:
           packageType: 'sdk'
-          version: '6.0.x'
+          version: '9.x'
           includePreviewVersions: true
 
       - task: DotNetCoreCLI@2