diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index 9aa2008..de94426 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -27,7 +27,7 @@ steps:
     command: 'pack'
     packagesToPack: '**/*.csproj'
     versioningScheme: 'byEnvVar'
-    versionEnvVar: '$(Build.BuildNumber)'
+    versionEnvVar: 'Build.BuildNumber'
 
 - task: NuGetCommand@2
   inputs: