diff --git a/pkgs/development/libraries/google-cloud-cpp/default.nix b/pkgs/development/libraries/google-cloud-cpp/default.nix
index e8caeadcd32d..c70d9d70340e 100644
--- a/pkgs/development/libraries/google-cloud-cpp/default.nix
+++ b/pkgs/development/libraries/google-cloud-cpp/default.nix
@@ -1,7 +1,7 @@
 { lib
 , stdenv
 , fetchFromGitHub
-, fetchpatch
+, substituteAll
 , c-ares
 , cmake
 , crc32c
@@ -20,41 +20,33 @@
 }:
 let
   # defined in cmake/GoogleapisConfig.cmake
-  googleapisRev = "85f8c758016c279fb7fa8f0d51ddc7ccc0dd5e05";
+  googleapisRev = "6a474b31c53cc1797710206824a17b364a835d2d";
   googleapis = fetchFromGitHub {
     name = "googleapis-src";
     owner = "googleapis";
     repo = "googleapis";
     rev = googleapisRev;
-    hash = "sha256-4Qiz0pBgW3OZi+Z8Zq6k9E94+8q6/EFMwPh8eQxDjdI=";
+    hash = "sha256-t5oX6Gc1WSMSBDftXA9RZulckUenxOEHBYeq2qf8jnY=";
   };
 in
 stdenv.mkDerivation rec {
   pname = "google-cloud-cpp";
-  version = "2.14.0";
+  version = "2.29.0";
 
   src = fetchFromGitHub {
     owner = "googleapis";
     repo = "google-cloud-cpp";
     rev = "v${version}";
-    sha256 = "sha256-0SoOaAqvk8cVC5W3ejTfe4O/guhrro3uAzkeIpAkCpg=";
+    sha256 = "sha256-gCq8Uc+s/rnJWsGlI7f+tvAZHH8K69+H/leUOKE2GCY=";
   };
 
   patches = [
-    # https://github.com/googleapis/google-cloud-cpp/pull/12554, tagged in 2.16.0
-    (fetchpatch {
-      name = "prepare-for-GCC-13.patch";
-      url = "https://github.com/googleapis/google-cloud-cpp/commit/ae30135c86982c36e82bb0f45f99baa48c6a780b.patch";
-      hash = "sha256-L0qZfdhP8Zt/gYBWvJafteVgBHR8Kup49RoOrLDtj3k=";
+    (substituteAll {
+      src = ./hardcode-googleapis-path.patch;
+      url = googleapis;
     })
   ];
 
-  postPatch = ''
-    substituteInPlace external/googleapis/CMakeLists.txt \
-      --replace "https://github.com/googleapis/googleapis/archive/\''${_GOOGLE_CLOUD_CPP_GOOGLEAPIS_COMMIT_SHA}.tar.gz" "file://${googleapis}"
-    sed -i '/https:\/\/storage.googleapis.com\/cloud-cpp-community-archive\/com_google_googleapis/d' external/googleapis/CMakeLists.txt
-  '';
-
   nativeBuildInputs = [
     cmake
     ninja
@@ -78,9 +70,6 @@ stdenv.mkDerivation rec {
     protobuf
   ];
 
-  # https://hydra.nixos.org/build/222679737/nixlog/3/tail
-  env.NIX_CFLAGS_COMPILE = lib.optionalString stdenv.hostPlatform.isAarch64 "-Wno-error=maybe-uninitialized";
-
   doInstallCheck = true;
 
   preInstallCheck =
diff --git a/pkgs/development/libraries/google-cloud-cpp/hardcode-googleapis-path.patch b/pkgs/development/libraries/google-cloud-cpp/hardcode-googleapis-path.patch
new file mode 100644
index 000000000000..9e1affcfe016
--- /dev/null
+++ b/pkgs/development/libraries/google-cloud-cpp/hardcode-googleapis-path.patch
@@ -0,0 +1,14 @@
+--- a/external/googleapis/CMakeLists.txt
++++ b/external/googleapis/CMakeLists.txt
+@@ -20,10 +20,7 @@ endif ()
+
+ include(GoogleapisConfig)
+
+-set(GOOGLE_CLOUD_CPP_GOOGLEAPIS_URL
+-    "https://github.com/googleapis/googleapis/archive/${_GOOGLE_CLOUD_CPP_GOOGLEAPIS_COMMIT_SHA}.tar.gz"
+-    "https://storage.googleapis.com/cloud-cpp-community-archive/github.com/googleapis/googleapis/archive/${_GOOGLE_CLOUD_CPP_GOOGLEAPIS_COMMIT_SHA}.tar.gz"
+-)
++set(GOOGLE_CLOUD_CPP_GOOGLEAPIS_URL @url@)
+ set(GOOGLE_CLOUD_CPP_GOOGLEAPIS_URL_HASH
+     "${_GOOGLE_CLOUD_CPP_GOOGLEAPIS_SHA256}")
+ if (GOOGLE_CLOUD_CPP_OVERRIDE_GOOGLEAPIS_URL)