diff --git a/azuredevops/client.go b/azuredevops/client.go
index 8382ab08..903e1f55 100644
--- a/azuredevops/client.go
+++ b/azuredevops/client.go
@@ -45,7 +45,7 @@ var apiResourceLocationCache = make(map[string]*map[uuid.UUID]ApiResourceLocatio
 var apiResourceLocationCacheLock = sync.RWMutex{}
 
 var version = "5.1.0-b1" // todo: remove hardcoded version
-var versionSuffix = " (dev)"
+var versionSuffix = ""
 
 // Base user agent string.  The UserAgent set on the connection will be appended to this.
 var baseUserAgent = "go/" + runtime.Version() + " (" + runtime.GOOS + " " + runtime.GOARCH + ") azure-devops-go-api/" + version + versionSuffix