diff --git a/pkgs/by-name/ju/justbuild/package.nix b/pkgs/by-name/ju/justbuild/package.nix
index 0f2098aa148d..42510b0ade0b 100644
--- a/pkgs/by-name/ju/justbuild/package.nix
+++ b/pkgs/by-name/ju/justbuild/package.nix
@@ -170,7 +170,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with lib; {
-    broken = stdenv.isDarwin;
+    broken = true; # last successful build 2024-01-26
     description = "a generic build tool";
     homepage = "https://github.com/just-buildsystem/justbuild";
     license = licenses.asl20;
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index e3f54c04f7ea..eeec06253147 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -24236,7 +24236,9 @@ with pkgs;
 
   protobuf_25 = callPackage ../development/libraries/protobuf/25.nix { };
   protobuf_24 = callPackage ../development/libraries/protobuf/24.nix { };
-  protobuf_23 = callPackage ../development/libraries/protobuf/23.nix { };
+  protobuf_23 = callPackage ../development/libraries/protobuf/23.nix {
+    abseil-cpp = abseil-cpp_202301;
+  };
   protobuf_21 = callPackage ../development/libraries/protobuf/21.nix {
     abseil-cpp = abseil-cpp_202103;
   };