diff --git a/integration/Dockerfile b/integration/Dockerfile
index 96b59f5e8b..0036ca8cec 100644
--- a/integration/Dockerfile
+++ b/integration/Dockerfile
@@ -1,6 +1,6 @@
 # This Dockerfile builds a base image for the certificate-transparency-go CloudBuild integration testing.
 # See https://hub.docker.com/_/golang for the set of golang base images.
-FROM golang:1.22.3-bookworm@sha256:5c56bd47228dd572d8a82971cf1f946cd8bb1862a8ec6dc9f3d387cc94136976 as ct_testbase
+FROM golang:1.22.4-bookworm@sha256:aec47843e52fee4436bdd3ce931417fa980e9055658b5142140925eea3044bea as ct_testbase
 
 WORKDIR /testbase