diff --git a/CHANGELOG.md b/CHANGELOG.md
index de6518fc..00f6ed32 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 2026.5.5.
+
 - Update `release-plz@latest` to 0.3.158.
 
 - Update `just@latest` to 1.51.0.
diff --git a/manifests/mise.json b/manifests/mise.json
index ea0942eb..4e4463e0 100644
--- a/manifests/mise.json
+++ b/manifests/mise.json
@@ -27,13 +27,13 @@
     }
   },
   "latest": {
-    "version": "2026.5.4"
+    "version": "2026.5.5"
   },
   "2026": {
-    "version": "2026.5.4"
+    "version": "2026.5.5"
   },
   "2026.5": {
-    "version": "2026.5.4"
+    "version": "2026.5.5"
   },
   "2026.5.5": {
     "x86_64_linux_musl": {