diff --git a/go/dexop/go.mod b/go/dexop/go.mod
index e42c1acf3..28425b0ca 100644
--- a/go/dexop/go.mod
+++ b/go/dexop/go.mod
@@ -2,7 +2,7 @@ module github.com/rackerlabs/understack/go/dexop
 
 go 1.24.0
 
-toolchain go1.24.4
+toolchain go1.25.5
 
 require (
 	github.com/dexidp/dex/api/v2 v2.4.0