diff --git a/.tagpr.json b/.tagpr.json
index 12e17cb83..26b5f1774 100644
--- a/.tagpr.json
+++ b/.tagpr.json
@@ -1,6 +1,6 @@
 {
     "name": "sealos",
-    "version": "v5.1.1",
-    "command": "bash scripts/changelog.sh v5.1.1 v5.1.0",
-    "pre-version": "v5.1.0"
+    "version": "v5.1.2-rc1",
+    "command": "bash scripts/changelog.sh v5.1.2-rc1 v5.1.1",
+    "pre-version": "v5.1.1"
 }
diff --git a/CHANGELOG/CHANGELOG-5.1.2-rc1.md b/CHANGELOG/CHANGELOG-5.1.2-rc1.md
new file mode 100644
index 000000000..6da2bea9c
--- /dev/null
+++ b/CHANGELOG/CHANGELOG-5.1.2-rc1.md
@@ -0,0 +1,28 @@
+
+# Welcome to the v5.1.2-rc1 release of Sealos!🎉🎉!
+
+<a name="v5.1.2-rc1"></a>
+## [v5.1.2-rc1](https://github.com/labring/sealos/compare/v5.1.1...v5.1.2-rc1) (2025-11-19)
+
+### Bug Fixes
+
+* **license:** handle undefined tokens in license check ([#6226](https://github.com/labring/sealos/issues/6226)) ([#6227](https://github.com/labring/sealos/issues/6227))
+* **license:** use short requeue duration for license validation and activation errors ([#6220](https://github.com/labring/sealos/issues/6220)) ([#6223](https://github.com/labring/sealos/issues/6223))
+* **license:** streamline license activation error handling and update… ([#6219](https://github.com/labring/sealos/issues/6219))
+* **deploy:** enhance uninstall process by removing specific resources… ([#6215](https://github.com/labring/sealos/issues/6215))
+* **license:** update CRD version and add additional printer columns f… ([#6212](https://github.com/labring/sealos/issues/6212))
+
+### Code Refactoring
+
+* **desktop:** use AuthError class for authentication errors ([#6206](https://github.com/labring/sealos/issues/6206))
+
+### New Features
+
+* **license:** support license records without token field ([#6216](https://github.com/labring/sealos/issues/6216)) ([#6217](https://github.com/labring/sealos/issues/6217))
+* **desktop:** add license check with configurable switch ([#6210](https://github.com/labring/sealos/issues/6210)) ([#6211](https://github.com/labring/sealos/issues/6211))
+
+See [the CHANGELOG](https://github.com/labring/sealos/blob/main/CHANGELOG/CHANGELOG.md) for more details.
+
+Your patronage towards Sealos is greatly appreciated 🎉🎉.
+
+If you encounter any problems during its usage, please create an issue in the [GitHub repository](https://github.com/labring/sealos), we're committed to resolving your problem as soon as possible.
diff --git a/CHANGELOG/CHANGELOG-latest.md b/CHANGELOG/CHANGELOG-latest.md
index faa487922..6da2bea9c 100644
--- a/CHANGELOG/CHANGELOG-latest.md
+++ b/CHANGELOG/CHANGELOG-latest.md
@@ -1,18 +1,25 @@
 
-# Welcome to the v5.1.1 release of Sealos!🎉🎉!
+# Welcome to the v5.1.2-rc1 release of Sealos!🎉🎉!
 
-<a name="v5.1.1"></a>
-## [v5.1.1](https://github.com/labring/sealos/compare/v5.1.1-rc1...v5.1.1) (2025-11-17)
+<a name="v5.1.2-rc1"></a>
+## [v5.1.2-rc1](https://github.com/labring/sealos/compare/v5.1.1...v5.1.2-rc1) (2025-11-19)
 
 ### Bug Fixes
 
-* **docker:** install uidmap and fuse-overlayfs in Dockerfiles ([#6195](https://github.com/labring/sealos/issues/6195)) ([#6199](https://github.com/labring/sealos/issues/6199))
-* **build:** enable static linking for Go binaries ([#6189](https://github.com/labring/sealos/issues/6189)) ([#6190](https://github.com/labring/sealos/issues/6190))
+* **license:** handle undefined tokens in license check ([#6226](https://github.com/labring/sealos/issues/6226)) ([#6227](https://github.com/labring/sealos/issues/6227))
+* **license:** use short requeue duration for license validation and activation errors ([#6220](https://github.com/labring/sealos/issues/6220)) ([#6223](https://github.com/labring/sealos/issues/6223))
+* **license:** streamline license activation error handling and update… ([#6219](https://github.com/labring/sealos/issues/6219))
+* **deploy:** enhance uninstall process by removing specific resources… ([#6215](https://github.com/labring/sealos/issues/6215))
+* **license:** update CRD version and add additional printer columns f… ([#6212](https://github.com/labring/sealos/issues/6212))
+
+### Code Refactoring
+
+* **desktop:** use AuthError class for authentication errors ([#6206](https://github.com/labring/sealos/issues/6206))
 
 ### New Features
 
-* **vlogs:** cherry-pick from ([#6202](https://github.com/labring/sealos/issues/6202)) ([#6181](https://github.com/labring/sealos/issues/6181)) ([#6203](https://github.com/labring/sealos/issues/6203))
-* **configmap:** add AI_PROXY_BACKEND for dynamic proxy URL configuration ([#6194](https://github.com/labring/sealos/issues/6194)) ([#6198](https://github.com/labring/sealos/issues/6198))
+* **license:** support license records without token field ([#6216](https://github.com/labring/sealos/issues/6216)) ([#6217](https://github.com/labring/sealos/issues/6217))
+* **desktop:** add license check with configurable switch ([#6210](https://github.com/labring/sealos/issues/6210)) ([#6211](https://github.com/labring/sealos/issues/6211))
 
 See [the CHANGELOG](https://github.com/labring/sealos/blob/main/CHANGELOG/CHANGELOG.md) for more details.
 
diff --git a/CHANGELOG/CHANGELOG.md b/CHANGELOG/CHANGELOG.md
index a7075a16f..133069100 100644
--- a/CHANGELOG/CHANGELOG.md
+++ b/CHANGELOG/CHANGELOG.md
@@ -2,6 +2,7 @@
 
 All notable changes to this project will be documented in this file.
 
+- [CHANGELOG-5.1.2-rc1.md](./CHANGELOG-5.1.2-rc1.md)
 - [CHANGELOG-5.1.1-rc1.md](./CHANGELOG-5.1.1-rc1.md)
 - [CHANGELOG-5.1.1.md](./CHANGELOG-5.1.1.md)
 - [CHANGELOG-5.1.0-rc3.md](./CHANGELOG-5.1.0-rc3.md)