diff --git a/go.mod b/go.mod
index 18f2a386..287692f4 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,7 @@
 module github.com/flomesh-io/fsm
 
-go 1.23
+go 1.23.3
+
 toolchain go1.23.4
 
 require (