diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3c21f39..a4468b7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,7 +6,7 @@ Yii Framework 2 swiftmailer extension Change Log
 
 - Bug #1817: Message charset not applied for alternative bodies (klimov-paul)
 
-2.0.0 alpha, December 1, 2013
+2.0.0-alpha, December 1, 2013
 -----------------------------
 
 - Initial release.