diff --git a/docs/source/whatsnew/0.8.4.txt b/docs/source/whatsnew/0.8.4.txt
index 66df1f2e..16ae4ffc 100644
--- a/docs/source/whatsnew/0.8.4.txt
+++ b/docs/source/whatsnew/0.8.4.txt
@@ -99,6 +99,9 @@ Bug Fixes
   :class:`~zipline.errors.SetSlippagePostInit` and
   :class:`~zipline.errors.SetCommissionPostInit` (:issue:`923`).
 
+* Fixed an issue in the CLI that would cause assets to be added twice.
+  This would map the same symbol to two different sids (:issue:`942`).
+
 
 Performance
 ~~~~~~~~~~~