diff --git a/pkgs/development/compilers/rust/rustc.nix b/pkgs/development/compilers/rust/rustc.nix
index cfed71f0e80b..5fd374160746 100644
--- a/pkgs/development/compilers/rust/rustc.nix
+++ b/pkgs/development/compilers/rust/rustc.nix
@@ -10,6 +10,9 @@
 , version
 , sha256
 , patches ? []
+, fd
+, firefox
+, thunderbird
 }:
 
 let
@@ -184,6 +187,7 @@ in stdenv.mkDerivation rec {
   passthru = {
     llvm = llvmShared;
     inherit llvmPackages;
+    tests = { inherit fd; } // lib.optionalAttrs stdenv.hostPlatform.isLinux { inherit firefox thunderbird; };
   };
 
   meta = with lib; {