diff --git a/CHANGELOG.md b/CHANGELOG.md
index e9e507f2..c08d6532 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,10 @@ Features
 
 - Allow the `-A` and `-I` options to `icyc`, for specifying additional library import directories.
 
+Bug Fixes
+
+- Updated `string->number` to return `#f` for all bases when the conversion fails. Previously bases other than ten would return `0` instead.
+
 ## 0.5.3 - June 29, 2017
 
 Features