diff --git a/go.mod b/go.mod
index 28a8f1ae..4999b5cb 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/nginx-proxy/docker-gen
 
-go 1.21
+go 1.21.0
 
 require (
 	github.com/BurntSushi/toml v1.3.2