diff --git a/CHANGELOG.md b/CHANGELOG.md
index ff124a919..58c4e3c02 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,8 @@ Note: In this file, do not use the hard wrap in the middle of a sentence for com
 
 ## [Unreleased]
 
+- Update `mise@latest` to 2026.4.3.
+
 ## [2.71.2] - 2026-04-02
 
 - Implement workaround for [windows-11-arm runner bug](https://github.com/actions/partner-runner-images/issues/169) which sometimes causes installation failure. ([#1657](https://github.com/taiki-e/install-action/pull/1657))
diff --git a/manifests/mise.json b/manifests/mise.json
index e013c916d..ca38c1456 100644
--- a/manifests/mise.json
+++ b/manifests/mise.json
@@ -28,13 +28,39 @@
   },
   "license_markdown": "[MIT](https://github.com/jdx/mise/blob/main/LICENSE)",
   "latest": {
-    "version": "2026.4.1"
+    "version": "2026.4.3"
   },
   "2026": {
-    "version": "2026.4.1"
+    "version": "2026.4.3"
   },
   "2026.4": {
-    "version": "2026.4.1"
+    "version": "2026.4.3"
+  },
+  "2026.4.3": {
+    "x86_64_linux_musl": {
+      "etag": "0x8DE918787D0FCD3",
+      "hash": "b700ef056f6671a738d824ed5b02b17615b470d6659adf548a49eda1f51bb770"
+    },
+    "x86_64_macos": {
+      "etag": "0x8DE91878B96BFCE",
+      "hash": "f7dd16c3ad36e3b631a3f4c85c24be4c2577bfe693858df85bef46aff6f8acec"
+    },
+    "x86_64_windows": {
+      "etag": "0x8DE91878C86A1E4",
+      "hash": "a564ed07eb2c41c403a59ac03238d053d0f250aa4e55225dc0456d63bb6589cb"
+    },
+    "aarch64_linux_musl": {
+      "etag": "0x8DE91878239E45C",
+      "hash": "1678e69b2fdbc9e0b8eea0c6e091922a1873a3c42e4a87bb13805a4f2613a7b5"
+    },
+    "aarch64_macos": {
+      "etag": "0x8DE91878A44E083",
+      "hash": "c00791c18b8e1192685e995fd5b6ba136a19b01d16256a0367155274056a3aa8"
+    },
+    "aarch64_windows": {
+      "etag": "0x8DE91878C56793B",
+      "hash": "02a27c60b23c5fb8d894a82af01d2ceb1f2e6d1d14db7463cb6ddb30489b0f5f"
+    }
   },
   "2026.4.1": {
     "x86_64_linux_musl": {