diff --git a/gradle.properties b/gradle.properties
index 6da7361..6b0d95a 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -23,5 +23,5 @@ kotlin.code.style=official
 # bintray upload
 USER_ORG=vitaviva
 ARTIFACT_GROUP=com.github.fragivity
-ARTIFACT_VERSION=0.2.8
+ARTIFACT_VERSION=0.2.9
 WEB_SITE=https://github.com/vitaviva/fragivity
diff --git a/library/CHANGE_LOG.md b/library/CHANGE_LOG.md
index e4eae95..ee6883e 100644
--- a/library/CHANGE_LOG.md
+++ b/library/CHANGE_LOG.md
@@ -1,3 +1,7 @@
+## 0.2.9
+1. no need to use activity_main.xml 
+2. fix https://github.com/vitaviva/fragivity/issues/43
+
 ## 0.2.8
 fix https://github.com/vitaviva/fragivity/issues/37