diff --git a/go.mod b/go.mod
index e22e9e6..1309f1b 100644
--- a/go.mod
+++ b/go.mod
@@ -1,4 +1,4 @@
-module go.unistack.org/micro-config-flag/v3
+module go.unistack.org/micro-config-flag/v4
 
 go 1.18