diff --git a/CHANGELOG.md b/CHANGELOG.md
index 57219027..0e4b99c2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## v0.7.20 (released at 8/29/2016)
+
+* Apply opt and config together when loading controller_wechat, to simplify wechat_responder params. by @bzhang443 #147
+
 ## v0.7.19 (released at 8/25/2016)
 
 * Enterprise account now custom_image/voice/file works now. by @zymiboxpay #145
diff --git a/VERSION b/VERSION
index 67d032b4..46bc2874 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-0.7.19
\ No newline at end of file
+0.7.20
\ No newline at end of file