diff --git a/SimPEG/Utils/io_utils.py b/SimPEG/Utils/io_utils.py
index e46c13db..323feb0c 100644
--- a/SimPEG/Utils/io_utils.py
+++ b/SimPEG/Utils/io_utils.py
@@ -18,6 +18,11 @@ def read_GOCAD_ts(tsfile):
 
     Author: @fourndo
 
+
+    .. note::
+
+        Remove all attributes from the GoCAD surface before exporting it!
+
     """