diff --git a/pyro/pyro_sim.py b/pyro/pyro_sim.py
index 60e21b989..bdaf6efa9 100755
--- a/pyro/pyro_sim.py
+++ b/pyro/pyro_sim.py
@@ -30,8 +30,6 @@
                  "lm_atm",
                  "swe"]
 
-import warnings
-warnings.filterwarnings("error")
 
 class Pyro:
     """