diff --git a/pkgs/top-level/php-packages.nix b/pkgs/top-level/php-packages.nix
index 580bb0e5856..8cd93be4e50 100644
--- a/pkgs/top-level/php-packages.nix
+++ b/pkgs/top-level/php-packages.nix
@@ -493,6 +493,7 @@ let
       '';
       license = licenses.bsd3;
       homepage = "https://developers.google.com/protocol-buffers/";
+      broken = isPhp74; # Build error
     };
   };