diff --git a/go.mod b/go.mod
index fd4838b..530b508 100644
--- a/go.mod
+++ b/go.mod
@@ -2,7 +2,7 @@ module codeberg.org/foosinn/webhook-rfc2136
 
 go 1.22.0
 
-toolchain go1.23.6
+toolchain go1.23.5
 
 require (
 	github.com/kelseyhightower/envconfig v1.4.0