Update Changelog.md

gin0606 · gin0606 · commit 76ee92b57a8c · 2018-09-19T12:18:19.000+09:00
diff --git a/Changelog.md b/Changelog.md
@@ -3,6 +3,8 @@ Changelog
 
 Current master
 --------------
+- Fix build failure on New Build System (default on Xcode 10) [#151](https://github.com/RxSwiftCommunity/Action/pull/151)
+
 3.6.0
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 - Updated `Semantic Versioning` to reflect what is actaully released both on `Pod`  and `Carthage`
