diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7c9d5464..6585e3a4 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 `cargo-valgrind@latest` to 2.4.0.
+
 - Update `mise@latest` to 2025.11.11.
 
 ## [2.62.60] - 2025-11-30
diff --git a/manifests/cargo-valgrind.json b/manifests/cargo-valgrind.json
index 016e18a3..472113df 100644
--- a/manifests/cargo-valgrind.json
+++ b/manifests/cargo-valgrind.json
@@ -13,10 +13,27 @@
   },
   "license_markdown": "[MIT](https://github.com/jfrimmel/cargo-valgrind/blob/master/LICENSE-MIT) OR [Apache-2.0](https://github.com/jfrimmel/cargo-valgrind/blob/master/LICENSE-APACHE)",
   "latest": {
-    "version": "2.3.3"
+    "version": "2.4.0"
   },
   "2": {
-    "version": "2.3.3"
+    "version": "2.4.0"
+  },
+  "2.4": {
+    "version": "2.4.0"
+  },
+  "2.4.0": {
+    "x86_64_linux_musl": {
+      "etag": "0x8DE30DF337C56A8",
+      "checksum": "8a00e22c096e411766da05dcb2d2e0466b2d29e33dd3a9d3032f8dadea1fd15d"
+    },
+    "x86_64_macos": {
+      "etag": "0x8DE30DF3380979E",
+      "checksum": "0f399df398947d2391d9ae3f6933a553742048f887e7515581c51cee99b7b0ec"
+    },
+    "x86_64_windows": {
+      "etag": "0x8DE30DF337F8766",
+      "checksum": "607e2dbef6563b4abb6c3bedb325524ad28c78561d49eb4ab91c16efa0d2c0fd"
+    }
   },
   "2.3": {
     "version": "2.3.3"