diff --git a/.azure-pipelines/pipeline.yml b/.azure-pipelines/pipeline.yml
index 321f77703f..9514648062 100644
--- a/.azure-pipelines/pipeline.yml
+++ b/.azure-pipelines/pipeline.yml
@@ -107,7 +107,7 @@ stages:
         jobName: build_linux_x64
         displayName: Linux (x64)
         pool:
-          vmImage: ubuntu-18.04
+          vmImage: ubuntu-20.04
         os: linux
         arch: x64
         branch: ${{ parameters.branch }}
@@ -164,7 +164,7 @@ stages:
         jobName: build_rhel6_x64
         displayName: RHEL6 (x64)
         pool:
-          vmImage: ubuntu-18.04
+          vmImage: ubuntu-20.04
         container: dotnetcore_centos6
         os: rhel.6
         arch: x64
diff --git a/.vsts.release.yml b/.vsts.release.yml
index 05f6a91a3e..56ed8b8485 100644
--- a/.vsts.release.yml
+++ b/.vsts.release.yml
@@ -44,7 +44,7 @@ extends:
         ################################################################################
           displayName: Create Release Branch
           pool:
-            vmImage: ubuntu-18.04
+            vmImage: ubuntu-20.04
 
           steps:
           - checkout: self
@@ -177,7 +177,7 @@ extends:
           ################################################################################
             displayName: Create PRs in AzureDevOps and ConfigChange
             pool:
-              vmImage: ubuntu-18.04
+              vmImage: ubuntu-20.04
 
             steps:
             - checkout: self