diff --git a/integration/Dockerfile b/integration/Dockerfile
index 9a0cbb5b75..de7204a2db 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:1.22.0-bookworm@sha256:925fe3fa28ba428cf67a7947ae838f8a1523117b40e3e6b5106c378e3f97fa29 as ct_testbase
+FROM golang:1.22.1-bookworm@sha256:6699d2852712f090399ccd4e8dfd079b4d55376f3ab3aff5b2dc8b7b1c11e27e as ct_testbase
 
 WORKDIR /testbase