diff --git a/go.mod b/go.mod
index fcd9a67..b163fb2 100644
--- a/go.mod
+++ b/go.mod
@@ -2,6 +2,8 @@ module github.com/git-pkgs/downstream
 
 go 1.26.4
 
+toolchain go1.26.6
+
 require (
 	github.com/BurntSushi/toml v1.6.0
 	github.com/git-pkgs/brief v0.10.0