diff --git a/pwnshop/challenge.py b/pwnshop/challenge.py
index e1d139b..2e9d164 100644
--- a/pwnshop/challenge.py
+++ b/pwnshop/challenge.py
@@ -321,6 +321,7 @@ def style(self, src):
 
     @contextlib.contextmanager
     def run_challenge(self, argv=None, **kwargs):
+        kwargs.pop("strace", None)
         if not self.source:
             self.render()