diff --git a/CHANGELOG.md b/CHANGELOG.md
index bef63f98b..dc62d3752 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,7 @@
 1.0.0-beta13 (Not released)
 ========================================
 - KtorfitCallResponseConverter and KtorfitSuspendCallResponseConverter are now combined in KtorfitCallResponseConverter
+- based on Ktor 2.1.1
 
 Fixed:
 - Url annotation not resolved correctly #52