diff --git a/go.mod b/go.mod
index 1a95796..5132ec3 100644
--- a/go.mod
+++ b/go.mod
@@ -1,5 +1,5 @@
 module github.com/database64128/tfo-go/v2
 
-go 1.21.5
+go 1.21.6
 
 require golang.org/x/sys v0.16.0