diff --git a/go.mod b/go.mod
index ab87ac4..d4b7741 100644
--- a/go.mod
+++ b/go.mod
@@ -4,7 +4,7 @@ go 1.19
 
 require (
 	go-simpler.org/assert v0.5.0
-	golang.org/x/tools v0.9.0
+	golang.org/x/tools v0.9.1
 )
 
 require (
diff --git a/go.sum b/go.sum
index 5d79d7f..dade33b 100644
--- a/go.sum
+++ b/go.sum
@@ -5,5 +5,5 @@ golang.org/x/mod v0.10.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
 golang.org/x/sync v0.2.0 h1:PUR+T4wwASmuSTYdKjYHI5TD22Wy5ogLU5qZCOLxBrI=
 golang.org/x/sys v0.8.0 h1:EBmGv8NaZBZTWvrbjNoL6HVt+IVy3QDQpJs7VRIw3tU=
 golang.org/x/sys v0.8.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/tools v0.9.0 h1:CtBMYmb33qYal6XpayZzNXlyK/3FpZV8bDq4CZo57b8=
-golang.org/x/tools v0.9.0/go.mod h1:owI94Op576fPu3cIGQeHs3joujW/2Oc6MtlxbF5dfNc=
+golang.org/x/tools v0.9.1 h1:8WMNJAz3zrtPmnYC7ISf5dEn3MT0gY7jBJfw27yrrLo=
+golang.org/x/tools v0.9.1/go.mod h1:owI94Op576fPu3cIGQeHs3joujW/2Oc6MtlxbF5dfNc=