diff --git a/.azure-pipelines/docker-sonic-slave.yml b/.azure-pipelines/docker-sonic-slave.yml
index 7eb72e2fa824..2ea217bb8f34 100644
--- a/.azure-pipelines/docker-sonic-slave.yml
+++ b/.azure-pipelines/docker-sonic-slave.yml
@@ -44,7 +44,7 @@ parameters:
   default: sonicdev
 
 variables:
-- ${{ if eq(variables['Build.SourceBranchName'], '202012' }}:
+- ${{ if eq(variables['Build.SourceBranchName'], '202012') }}:
   - name: BUILD_OPTIONS
     value: 'SONIC_VERSION_CONTROL_COMPONENTS=deb,py2,py3,web,git,docker'