2 files changed, 7 insertions, 6 deletions
diff --git a/pkgs/applications/networking/feedreaders/rsstail/default.nix b/pkgs/applications/networking/feedreaders/rsstail/default.nix
index a7fd31cac2ff..459aee01f43f 100644
--- a/pkgs/applications/networking/feedreaders/rsstail/default.nix
+++ b/pkgs/applications/networking/feedreaders/rsstail/default.nix
@@ -11,8 +11,8 @@ stdenv.mkDerivation rec {
     owner = "flok99";
   };
 
-  buildInputs = [ libmrss ]
-    ++ stdenv.lib.optional doCheck cppcheck;
+  buildInputs = [ libmrss ];
+  checkInputs = [ cppcheck ];
 
   postPatch = ''
     substituteInPlace Makefile --replace -liconv_hook ""
diff --git a/pkgs/applications/networking/instant-messengers/utox/default.nix b/pkgs/applications/networking/instant-messengers/utox/default.nix
index 5955ecb60bd9..531ca5cbadc6 100644
--- a/pkgs/applications/networking/instant-messengers/utox/default.nix
+++ b/pkgs/applications/networking/instant-messengers/utox/default.nix
@@ -22,15 +22,16 @@ stdenv.mkDerivation rec {
   ];
 
   nativeBuildInputs = [
-    check cmake pkgconfig
+    cmake pkgconfig
   ];
 
   cmakeFlags = [
     "-DENABLE_AUTOUPDATE=OFF"
-  ] ++ lib.optional (doCheck) "-DENABLE_TESTS=ON";
-
-  doCheck = stdenv.isLinux;
+    "-DENABLE_TESTS=${if doCheck then "ON" else "OFF"}"
+  ];
 
+  doCheck = stdenv.hostPlatform == stdenv.buildPlatform;
+  checkInputs = [ check ];
   checkPhase = ''
     runHook preCheck
     ctest -VV