diff --git a/Makefile b/Makefile
index 69793c7..8c3d203 100644
--- a/Makefile
+++ b/Makefile
@@ -50,7 +50,7 @@ release:
 
 
 bump:
-	bumpversion minor
+	bumpversion $(if $(V), $(V), minor)
 
 
 push: