diff --git a/apps/emqx/include/emqx_release.hrl b/apps/emqx/include/emqx_release.hrl
index c83444efc..57a39816d 100644
--- a/apps/emqx/include/emqx_release.hrl
+++ b/apps/emqx/include/emqx_release.hrl
@@ -32,7 +32,7 @@
 %% `apps/emqx/src/bpapi/README.md'
 
 %% Opensource edition
--define(EMQX_RELEASE_CE, "5.1.0").
+-define(EMQX_RELEASE_CE, "5.1.1").
 
 %% Enterprise edition
 -define(EMQX_RELEASE_EE, "5.1.0").
diff --git a/deploy/charts/emqx/Chart.yaml b/deploy/charts/emqx/Chart.yaml
index 045001b79..a2262da8b 100644
--- a/deploy/charts/emqx/Chart.yaml
+++ b/deploy/charts/emqx/Chart.yaml
@@ -14,8 +14,8 @@ type: application
 
 # This is the chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
-version: 5.1.0
+version: 5.1.1
 
 # This is the version number of the application being deployed. This version number should be
 # incremented each time you make changes to the application.
-appVersion: 5.1.0
+appVersion: 5.1.1