diff --git a/pkg/auth/authorizer/abac/abac.go b/pkg/auth/authorizer/abac/abac.go
index 75db334e819..226ecacf881 100644
--- a/pkg/auth/authorizer/abac/abac.go
+++ b/pkg/auth/authorizer/abac/abac.go
@@ -104,7 +104,7 @@ func NewFromFile(path string) (policyList, error) {
 	}
 
 	if unversionedLines > 0 {
-		glog.Warningf(`Policy file %s contained unversioned rules. See docs/admin/authorization.md#abac-mode for ABAC file format details.`, path)
+		glog.Warningf("Policy file %s contained unversioned rules. See docs/admin/authorization.md#abac-mode for ABAC file format details.", path)
 	}
 
 	if err := scanner.Err(); err != nil {