diff --git a/CHANGELOG.md b/CHANGELOG.md
index e30b5e7b0..586dc5cec 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,20 @@
 # Changelog
 
+## 0.81.0 (2024-04-25)
+
+* Update wix go-check-plugins v0.46.3, mackerel-agent-plugins v0.82.1 #996 (ne-sachirou)
+* Bump golang.org/x/net from 0.22.0 to 0.23.0 in /wix #995 (dependabot[bot])
+* Ignore errors of getting information of a disk on Windows #994 (Arthur1)
+* Bump github.com/mackerelio/mackerel-client-go from 0.30.0 to 0.31.0 #993 (dependabot[bot])
+* Bump github.com/shirou/gopsutil/v3 from 3.24.2 to 3.24.3 #992 (dependabot[bot])
+* Bump github.com/mackerelio/mackerel-agent-plugins from 0.81.0 to 0.82.0 in /wix #991 (dependabot[bot])
+* Bump golang.org/x/sys from 0.18.0 to 0.19.0 in /wix #990 (dependabot[bot])
+* Bump peter-evans/repository-dispatch from 2 to 3 #965 (dependabot[bot])
+* Bump actions/cache from 3 to 4 #964 (dependabot[bot])
+* Bump actions/download-artifact from 3 to 4 #956 (dependabot[bot])
+* Bump actions/upload-artifact from 3 to 4 #955 (dependabot[bot])
+
+
 ## 0.80.0 (2024-03-19)
 
 * Bump github.com/mackerelio/mkr from 0.55.0 to 0.57.0 in /wix #987 (dependabot[bot])
diff --git a/Makefile b/Makefile
index f7adef060..1cd2d82cc 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
 MACKEREL_AGENT_NAME ?= "mackerel-agent"
 MACKEREL_API_BASE ?= "https://api.mackerelio.com"
-VERSION := 0.80.0
+VERSION := 0.81.0
 CURRENT_REVISION := $(shell git rev-parse --short HEAD)
 ARGS := "-conf=mackerel-agent.conf"
 BUILD_OS_TARGETS := "linux darwin freebsd windows netbsd"
diff --git a/packaging/deb-systemd/debian/changelog b/packaging/deb-systemd/debian/changelog
index 2fe6901b8..4f967b5f6 100644
--- a/packaging/deb-systemd/debian/changelog
+++ b/packaging/deb-systemd/debian/changelog
@@ -1,3 +1,30 @@
+mackerel-agent (0.81.0-1.systemd) stable; urgency=low
+
+  * Update wix go-check-plugins v0.46.3, mackerel-agent-plugins v0.82.1 (by ne-sachirou)
+    <https://github.com/mackerelio/mackerel-agent/pull/996>
+  * Bump golang.org/x/net from 0.22.0 to 0.23.0 in /wix (by dependabot[bot])
+    <https://github.com/mackerelio/mackerel-agent/pull/995>
+  * Ignore errors of getting information of a disk on Windows (by Arthur1)
+    <https://github.com/mackerelio/mackerel-agent/pull/994>
+  * Bump github.com/mackerelio/mackerel-client-go from 0.30.0 to 0.31.0 (by dependabot[bot])
+    <https://github.com/mackerelio/mackerel-agent/pull/993>
+  * Bump github.com/shirou/gopsutil/v3 from 3.24.2 to 3.24.3 (by dependabot[bot])
+    <https://github.com/mackerelio/mackerel-agent/pull/992>
+  * Bump github.com/mackerelio/mackerel-agent-plugins from 0.81.0 to 0.82.0 in /wix (by dependabot[bot])
+    <https://github.com/mackerelio/mackerel-agent/pull/991>
+  * Bump golang.org/x/sys from 0.18.0 to 0.19.0 in /wix (by dependabot[bot])
+    <https://github.com/mackerelio/mackerel-agent/pull/990>
+  * Bump peter-evans/repository-dispatch from 2 to 3 (by dependabot[bot])
+    <https://github.com/mackerelio/mackerel-agent/pull/965>
+  * Bump actions/cache from 3 to 4 (by dependabot[bot])
+    <https://github.com/mackerelio/mackerel-agent/pull/964>
+  * Bump actions/download-artifact from 3 to 4 (by dependabot[bot])
+    <https://github.com/mackerelio/mackerel-agent/pull/956>
+  * Bump actions/upload-artifact from 3 to 4 (by dependabot[bot])
+    <https://github.com/mackerelio/mackerel-agent/pull/955>
+
+ -- mackerel <mackerel-developers@hatena.ne.jp>  Thu, 25 Apr 2024 02:05:25 +0000
+
 mackerel-agent (0.80.0-1.systemd) stable; urgency=low
 
   * Bump github.com/mackerelio/mkr from 0.55.0 to 0.57.0 in /wix (by dependabot[bot])
diff --git a/packaging/rpm/mackerel-agent-systemd.spec b/packaging/rpm/mackerel-agent-systemd.spec
index f9a314f64..85fee27f8 100644
--- a/packaging/rpm/mackerel-agent-systemd.spec
+++ b/packaging/rpm/mackerel-agent-systemd.spec
@@ -54,6 +54,19 @@ systemctl enable %{name}.service
 %config(noreplace) %{_sysconfdir}/%{name}/%{name}.conf
 
 %changelog
+* Thu Apr 25 2024 <mackerel-developers@hatena.ne.jp> - 0.81.0
+- Update wix go-check-plugins v0.46.3, mackerel-agent-plugins v0.82.1 (by ne-sachirou)
+- Bump golang.org/x/net from 0.22.0 to 0.23.0 in /wix (by dependabot[bot])
+- Ignore errors of getting information of a disk on Windows (by Arthur1)
+- Bump github.com/mackerelio/mackerel-client-go from 0.30.0 to 0.31.0 (by dependabot[bot])
+- Bump github.com/shirou/gopsutil/v3 from 3.24.2 to 3.24.3 (by dependabot[bot])
+- Bump github.com/mackerelio/mackerel-agent-plugins from 0.81.0 to 0.82.0 in /wix (by dependabot[bot])
+- Bump golang.org/x/sys from 0.18.0 to 0.19.0 in /wix (by dependabot[bot])
+- Bump peter-evans/repository-dispatch from 2 to 3 (by dependabot[bot])
+- Bump actions/cache from 3 to 4 (by dependabot[bot])
+- Bump actions/download-artifact from 3 to 4 (by dependabot[bot])
+- Bump actions/upload-artifact from 3 to 4 (by dependabot[bot])
+
 * Tue Mar 19 2024 <mackerel-developers@hatena.ne.jp> - 0.80.0
 - Bump github.com/mackerelio/mkr from 0.55.0 to 0.57.0 in /wix (by dependabot[bot])
 - Bump github.com/mackerelio/mackerel-client-go from 0.29.0 to 0.30.0 (by dependabot[bot])
diff --git a/version.go b/version.go
index 58ab0ab47..ef518454c 100644
--- a/version.go
+++ b/version.go
@@ -1,5 +1,5 @@
 package main
 
-const version = "0.80.0"
+const version = "0.81.0"
 
 var gitcommit string