diff --git a/tests/end_to_end/__main__.py b/tests/end_to_end/__main__.py
index 2f3a98b306c2833a5f47736cc353f451eca75160..2d33b92a42fde874d0fd0e99e2e4e062da25ffce 100644
--- a/tests/end_to_end/__main__.py
+++ b/tests/end_to_end/__main__.py
@@ -2359,7 +2359,8 @@ if __name__ == '__main__':
         if b"now running in foreground mode" in res:
             break
     print("irc server started.")
-    print("Running %s checks for biboumi." % (len([s for s in scenarios if s.name in scenar_list])))
+    checks = len([s for s in scenarios if s.name in scenar_list]) if scenar_list else len(scenarios)
+    print("Running %s checks for biboumi." % checks)
 
     for s in scenarios:
         if scenar_list and s.name not in scenar_list: