diff --git a/pkgs/by-name/so/sonic-server/package.nix b/pkgs/by-name/so/sonic-server/package.nix
index 033a0c8a393aa..4d9b11092b648 100644
--- a/pkgs/by-name/so/sonic-server/package.nix
+++ b/pkgs/by-name/so/sonic-server/package.nix
@@ -31,6 +31,10 @@ rustPlatform.buildRustPackage rec {
       --replace-fail "./config.cfg" "$out/etc/sonic/config.cfg"
   '';
 
+  # Fix GCC 15 compatibility
+  # error: unknown type name 'uint32_t'
+  env.CXXFLAGS = "-include cstdint";
+
   postInstall = ''
     install -Dm444 -t $out/etc/sonic config.cfg
     install -Dm444 -t $out/lib/systemd/system debian/sonic.service