diff --git a/backend/go.mod b/backend/go.mod
index f1aa9f204..85fb6882d 100644
--- a/backend/go.mod
+++ b/backend/go.mod
@@ -1,11 +1,9 @@
 module github.com/nownabe/golink/backend
 
-go 1.23.0
-
-toolchain go1.23.6
+go 1.24.0
 
 require (
-	cloud.google.com/go/compute/metadata v0.8.0
+	cloud.google.com/go/compute/metadata v0.9.0
 	cloud.google.com/go/firestore v1.18.0
 	github.com/GoogleCloudPlatform/opentelemetry-operations-go/exporter/trace v1.19.1
 	github.com/bufbuild/connect-go v1.10.0
diff --git a/backend/go.sum b/backend/go.sum
index 83d3752f7..dcf112c95 100644
--- a/backend/go.sum
+++ b/backend/go.sum
@@ -169,6 +169,8 @@ cloud.google.com/go/compute/metadata v0.7.0 h1:PBWF+iiAerVNe8UCHxdOt6eHLVc3ydFeO
 cloud.google.com/go/compute/metadata v0.7.0/go.mod h1:j5MvL9PprKL39t166CoB1uVHfQMs4tFQZZcKwksXUjo=
 cloud.google.com/go/compute/metadata v0.8.0 h1:HxMRIbao8w17ZX6wBnjhcDkW6lTFpgcaobyVfZWqRLA=
 cloud.google.com/go/compute/metadata v0.8.0/go.mod h1:sYOGTp851OV9bOFJ9CH7elVvyzopvWQFNNghtDQ/Biw=
+cloud.google.com/go/compute/metadata v0.9.0 h1:pDUj4QMoPejqq20dK0Pg2N4yG9zIkYGdBtwLoEkH9Zs=
+cloud.google.com/go/compute/metadata v0.9.0/go.mod h1:E0bWwX5wTnLPedCKqk3pJmVgCBSM6qQI1yTBdEb3C10=
 cloud.google.com/go/firestore v1.13.0 h1:/3S4RssUV4GO/kvgJZB+tayjhOfyAHs+KcpJgRVu/Qk=
 cloud.google.com/go/firestore v1.13.0/go.mod h1:QojqqOh8IntInDUSTAh0c8ZsPYAr68Ma8c5DWOy8xb8=
 cloud.google.com/go/firestore v1.14.0 h1:8aLcKnMPoldYU3YHgu4t2exrKhLQkqaXAGqT0ljrFVw=