diff --git a/ccc/calcfunctions.py b/ccc/calcfunctions.py
index 7d552d68..fb087153 100644
--- a/ccc/calcfunctions.py
+++ b/ccc/calcfunctions.py
@@ -3,7 +3,8 @@
 from ccc.constants import TAX_METHODS
 from ccc.utils import str_modified
 
-pd.set_option("future.no_silent_downcasting", True)
+# pandas error?
+# pd.set_option("future.no_silent_downcasting", True)
 
 ENFORCE_CHECKS = True