diff --git a/apps/emqx_connector/src/emqx_connector.app.src b/apps/emqx_connector/src/emqx_connector.app.src
index 547a37b8e..1bfce0735 100644
--- a/apps/emqx_connector/src/emqx_connector.app.src
+++ b/apps/emqx_connector/src/emqx_connector.app.src
@@ -1,7 +1,7 @@
 %% -*- mode: erlang -*-
 {application, emqx_connector, [
     {description, "An OTP application"},
-    {vsn, "0.1.8"},
+    {vsn, "0.1.9"},
     {registered, []},
     {mod, {emqx_connector_app, []}},
     {applications, [