diff --git a/CHANGELOG.md b/CHANGELOG.md
index db3fac71..f5a7cf3f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,16 @@
 # Changelog
 
+## 0.40.3 (2020-09-15)
+
+* revert go1.15-alpine #315 (lufia)
+* revert changing filename #314 (lufia)
+* Bump golang from 1.15.0-alpine to 1.15.2-alpine #313 (dependabot-preview[bot])
+* Bump github.com/Songmu/prompter from 0.3.0 to 0.4.0 #311 (dependabot-preview[bot])
+* Bump golang from 1.14-alpine to 1.15.0-alpine #309 (dependabot-preview[bot])
+* add arm64 packages, and fix Architecture field of deb #310 (lufia)
+* Bump github.com/mackerelio/mackerel-agent from 0.68.0 to 0.68.2 #308 (dependabot-preview[bot])
+
+
 ## 0.40.2 (2020-07-20)
 
 * Bump github.com/mackerelio/mackerel-client-go from 0.10.0 to 0.10.1 #305 (dependabot-preview[bot])
diff --git a/Makefile b/Makefile
index ddefd9b8..ffcd0201 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,5 @@
 BIN := mkr
-VERSION := 0.40.2
+VERSION := 0.40.3
 CURRENT_REVISION := $(shell git rev-parse --short HEAD)
 BUILD_LDFLAGS := "-w -s -X main.gitcommit=$(CURRENT_REVISION)"
 
diff --git a/packaging/deb-v2/debian/changelog b/packaging/deb-v2/debian/changelog
index 8b46193c..153b3bf5 100644
--- a/packaging/deb-v2/debian/changelog
+++ b/packaging/deb-v2/debian/changelog
@@ -1,3 +1,22 @@
+mkr (0.40.3-1.v2) stable; urgency=low
+
+  * revert go1.15-alpine (by lufia)
+    <https://github.com/mackerelio/mkr/pull/315>
+  * revert changing filename (by lufia)
+    <https://github.com/mackerelio/mkr/pull/314>
+  * Bump golang from 1.15.0-alpine to 1.15.2-alpine (by dependabot-preview[bot])
+    <https://github.com/mackerelio/mkr/pull/313>
+  * Bump github.com/Songmu/prompter from 0.3.0 to 0.4.0 (by dependabot-preview[bot])
+    <https://github.com/mackerelio/mkr/pull/311>
+  * Bump golang from 1.14-alpine to 1.15.0-alpine (by dependabot-preview[bot])
+    <https://github.com/mackerelio/mkr/pull/309>
+  * add arm64 packages, and fix Architecture field of deb (by lufia)
+    <https://github.com/mackerelio/mkr/pull/310>
+  * Bump github.com/mackerelio/mackerel-agent from 0.68.0 to 0.68.2 (by dependabot-preview[bot])
+    <https://github.com/mackerelio/mkr/pull/308>
+
+ -- mackerel <mackerel-developers@hatena.ne.jp>  Tue, 15 Sep 2020 06:17:56 +0000
+
 mkr (0.40.2-1.v2) stable; urgency=low
 
   * Bump github.com/mackerelio/mackerel-client-go from 0.10.0 to 0.10.1 (by dependabot-preview[bot])
diff --git a/packaging/deb/debian/changelog b/packaging/deb/debian/changelog
index 3cfce432..7e5e19b7 100644
--- a/packaging/deb/debian/changelog
+++ b/packaging/deb/debian/changelog
@@ -1,3 +1,22 @@
+mkr (0.40.3-1) stable; urgency=low
+
+  * revert go1.15-alpine (by lufia)
+    <https://github.com/mackerelio/mkr/pull/315>
+  * revert changing filename (by lufia)
+    <https://github.com/mackerelio/mkr/pull/314>
+  * Bump golang from 1.15.0-alpine to 1.15.2-alpine (by dependabot-preview[bot])
+    <https://github.com/mackerelio/mkr/pull/313>
+  * Bump github.com/Songmu/prompter from 0.3.0 to 0.4.0 (by dependabot-preview[bot])
+    <https://github.com/mackerelio/mkr/pull/311>
+  * Bump golang from 1.14-alpine to 1.15.0-alpine (by dependabot-preview[bot])
+    <https://github.com/mackerelio/mkr/pull/309>
+  * add arm64 packages, and fix Architecture field of deb (by lufia)
+    <https://github.com/mackerelio/mkr/pull/310>
+  * Bump github.com/mackerelio/mackerel-agent from 0.68.0 to 0.68.2 (by dependabot-preview[bot])
+    <https://github.com/mackerelio/mkr/pull/308>
+
+ -- mackerel <mackerel-developers@hatena.ne.jp>  Tue, 15 Sep 2020 06:17:56 +0000
+
 mkr (0.40.2-1) stable; urgency=low
 
   * Bump github.com/mackerelio/mackerel-client-go from 0.10.0 to 0.10.1 (by dependabot-preview[bot])
diff --git a/packaging/mkr_0.40.2.orig.tar.gz b/packaging/mkr_0.40.3.orig.tar.gz
similarity index 100%
rename from packaging/mkr_0.40.2.orig.tar.gz
rename to packaging/mkr_0.40.3.orig.tar.gz
diff --git a/packaging/rpm/mkr-v2.spec b/packaging/rpm/mkr-v2.spec
index 9971b062..63b0a67c 100644
--- a/packaging/rpm/mkr-v2.spec
+++ b/packaging/rpm/mkr-v2.spec
@@ -35,6 +35,15 @@ rm -f %{buildroot}%{_bindir}/%{name}
 %{_bindir}/%{name}
 
 %changelog
+* Tue Sep 15 2020 <mackerel-developers@hatena.ne.jp> - 0.40.3
+- revert go1.15-alpine (by lufia)
+- revert changing filename (by lufia)
+- Bump golang from 1.15.0-alpine to 1.15.2-alpine (by dependabot-preview[bot])
+- Bump github.com/Songmu/prompter from 0.3.0 to 0.4.0 (by dependabot-preview[bot])
+- Bump golang from 1.14-alpine to 1.15.0-alpine (by dependabot-preview[bot])
+- add arm64 packages, and fix Architecture field of deb (by lufia)
+- Bump github.com/mackerelio/mackerel-agent from 0.68.0 to 0.68.2 (by dependabot-preview[bot])
+
 * Mon Jul 20 2020 <mackerel-developers@hatena.ne.jp> - 0.40.2
 - Bump github.com/mackerelio/mackerel-client-go from 0.10.0 to 0.10.1 (by dependabot-preview[bot])
 - define default file name while doMonitorsPull() at once (by hgsgtk)
diff --git a/packaging/rpm/mkr.spec b/packaging/rpm/mkr.spec
index aab67d41..c31bb665 100644
--- a/packaging/rpm/mkr.spec
+++ b/packaging/rpm/mkr.spec
@@ -41,6 +41,15 @@ rm -f %{buildroot}%{_bindir}/${name}
 %{_localbindir}/%{name}
 
 %changelog
+* Tue Sep 15 2020 <mackerel-developers@hatena.ne.jp> - 0.40.3
+- revert go1.15-alpine (by lufia)
+- revert changing filename (by lufia)
+- Bump golang from 1.15.0-alpine to 1.15.2-alpine (by dependabot-preview[bot])
+- Bump github.com/Songmu/prompter from 0.3.0 to 0.4.0 (by dependabot-preview[bot])
+- Bump golang from 1.14-alpine to 1.15.0-alpine (by dependabot-preview[bot])
+- add arm64 packages, and fix Architecture field of deb (by lufia)
+- Bump github.com/mackerelio/mackerel-agent from 0.68.0 to 0.68.2 (by dependabot-preview[bot])
+
 * Mon Jul 20 2020 <mackerel-developers@hatena.ne.jp> - 0.40.2
 - Bump github.com/mackerelio/mackerel-client-go from 0.10.0 to 0.10.1 (by dependabot-preview[bot])
 - define default file name while doMonitorsPull() at once (by hgsgtk)
diff --git a/version.go b/version.go
index 8d22e734..25c1a7f6 100644
--- a/version.go
+++ b/version.go
@@ -1,5 +1,5 @@
 package main
 
-const version = "0.40.2"
+const version = "0.40.3"
 
 var gitcommit string