diff --git a/.azure-pipelines/ci-build.yml b/.azure-pipelines/ci-build.yml
index 8bf44d1b..c3f261b6 100644
--- a/.azure-pipelines/ci-build.yml
+++ b/.azure-pipelines/ci-build.yml
@@ -93,7 +93,7 @@ extends:
                 displayName: Get current version
                 name: GetVersion
                 env:
-                  BRANCH_NAME: $(Build.SourceBranchName)
+                  BRANCH_NAME: $(Build.SourceBranch)
 
               - pwsh: |
                   .\scripts\validatePackageContents.ps1 -ArtifactId microsoft-graph-core -Version $(PACKAGE_VERSION) -ValidateMavenMetadata $false