diff --git a/src/Composer/Package/BasePackage.php b/src/Composer/Package/BasePackage.php
index 8f225cbd3..3bedbf596 100644
--- a/src/Composer/Package/BasePackage.php
+++ b/src/Composer/Package/BasePackage.php
@@ -139,7 +139,7 @@ abstract class BasePackage implements PackageInterface
                 'Package "%s" cannot be added to repository "%s" as it is already in repository "%s".',
                 $this->getPrettyName(),
                 $repository->getRepoName(),
-                $this->repository->getRepoName(),
+                $this->repository->getRepoName()
             ));
         }
         $this->repository = $repository;