diff --git a/Cabal/changelog b/Cabal/changelog
index 9864e38ef6f3655244155002be0c1605d1dfacbe..93024ba4e2f2fc15524dff9f2bae75da74d1d4fc 100644
--- a/Cabal/changelog
+++ b/Cabal/changelog
@@ -61,6 +61,7 @@
 	  `D.S.findHookedPackageDesc` (#4874).
 	* `D.S.getHookedBuildInfo` now takes an additional parameter
 	  specifying the build directory path (#4874).
+	* Emit warning when encountering unknown GHC versions (#415).
 	* TODO
 
 2.0.1.1 Mikhail Glushenkov <mikhail.glushenkov@gmail.com> December 2017