diff --git a/requirements.txt b/requirements.txt
index 0a111c7..8ea8003 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 cliff>=1.16.0
 pyzmq>=14.3.1
-coverage>=3.7.1
+coverage>=5.3
 pecan>=0.6.1
 pygments>=1.6.0
 gprof2dot>=1.0
diff --git a/smiley/tracer.py b/smiley/tracer.py
index 0a91306..9a42f3b 100644
--- a/smiley/tracer.py
+++ b/smiley/tracer.py
@@ -253,8 +253,7 @@ def run(self, command_line):
                     time.time(),
                 )
                 run_python_file(
-                    command_line[0],
-                    command_line,
+                    command_line
                 )
         except ExceptionDuringRun as err:
             # Unpack the wrapped exception