diff --git a/CHANGELOG.md b/CHANGELOG.md
index 30574070..7565f3d8 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 2026.5.0.
+
 - Support `rust`. ([#1779](https://github.com/taiki-e/install-action/pull/1779))
 
   This installs rust using rustup.
diff --git a/manifests/mise.json b/manifests/mise.json
index 3654969d..b5dad40c 100644
--- a/manifests/mise.json
+++ b/manifests/mise.json
@@ -27,10 +27,13 @@
     }
   },
   "latest": {
-    "version": "2026.4.28"
+    "version": "2026.5.0"
   },
   "2026": {
-    "version": "2026.4.28"
+    "version": "2026.5.0"
+  },
+  "2026.5": {
+    "version": "2026.5.0"
   },
   "2026.5.0": {
     "x86_64_linux_musl": {