diff --git a/integration/cloudbuild/testbase/Dockerfile b/integration/cloudbuild/testbase/Dockerfile
index bbf62988b1..cbc6ab186a 100644
--- a/integration/cloudbuild/testbase/Dockerfile
+++ b/integration/cloudbuild/testbase/Dockerfile
@@ -1,5 +1,5 @@
 # This Dockerfile builds a base image for Trillan integration tests.
-FROM golang:1.23.4-bookworm@sha256:2e838582004fab0931693a3a84743ceccfbfeeafa8187e87291a1afea457ff7a
+FROM golang:1.24.1-bookworm@sha256:fa1a01d362a7b9df68b021d59a124d28cae6d99ebd1a876e3557c4dd092f1b1d
 
 WORKDIR /testbase