diff --git a/nix-tools/static/project.nix b/nix-tools/static/project.nix
index d79a0467e..e7ed7832e 100644
--- a/nix-tools/static/project.nix
+++ b/nix-tools/static/project.nix
@@ -56,6 +56,9 @@ let
     packages.nix-tools.ghcOptions = [
       "-L${pkgs.lib.getLib pkgs.static-gmp}/lib"
     ];
+    packages.Cabal-syntax-json.ghcOptions = [
+      "-L${pkgs.lib.getLib pkgs.static-gmp}/lib"
+    ];
   };