diff --git a/CHANGELOG.md b/CHANGELOG.md
index 68f0cfad..7644bec0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,7 +6,7 @@ Release date: TBD
 
 ### Bug Fixes
 
-#### macOS
+#### OS X
  - Fixed an issue where the app window pops up second to foreground when a new message is received
 
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