diff --git a/pkgs/applications/networking/instant-messengers/utox/default.nix b/pkgs/applications/networking/instant-messengers/utox/default.nix
index 9c4d88761b8..9c208dd52a8 100644
--- a/pkgs/applications/networking/instant-messengers/utox/default.nix
+++ b/pkgs/applications/networking/instant-messengers/utox/default.nix
@@ -25,9 +25,9 @@ stdenv.mkDerivation rec {
 
   cmakeFlags = [
     "-DENABLE_UPDATER=OFF"
-  ];
+  ] ++ stdenv.lib.optional (!doCheck) "-DENABLE_TESTS=OFF";
 
-  doCheck = false;
+  doCheck = true;
 
   checkTarget = "test";