diff --git a/nix/default.nix b/nix/default.nix
index 17772aa310933da98b09b1fd94836cc89f2ceede..01cfbcac8b0a3ffddd914e40bb698389e0a86619 100644
--- a/nix/default.nix
+++ b/nix/default.nix
@@ -174,7 +174,9 @@ pkgs.lib.makeExtensible
                 make -j 4
         '';
         checkPhase = ''
-                make tests
+               make clean_share_link
+               make create_share_link
+               make tests -j4 PTESTS_OPTS="-error-code -j 4"
         '';
         installPhase = ''
                true