diff --git a/setup/WORKSPACE.bazel b/setup/WORKSPACE.bazel
index 2447dbf..062117e 100644
--- a/setup/WORKSPACE.bazel
+++ b/setup/WORKSPACE.bazel
@@ -19,9 +19,9 @@ workspace(name = "hw")
 load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
 http_archive(
     name = "google_cloud_cpp",
-    sha256 = "8cb87ec2947e691a7f8631877e78453bcfda51b3d3cd4940794a376741888d37",
-    strip_prefix = "google-cloud-cpp-2.17.0",
-    url = "https://github.com/googleapis/google-cloud-cpp/archive/v2.17.0.tar.gz",
+    sha256 = "374efd3d85144f373cc8efcaea30712c0b1afacfc35574e2f4fd512360fd3d01",
+    strip_prefix = "google-cloud-cpp-2.18.0",
+    url = "https://github.com/googleapis/google-cloud-cpp/archive/v2.18.0.tar.gz",
 )
 # [END cpp_setup_bazel_download]