diff --git a/CHANGELOG.md b/CHANGELOG.md
index 53f120be..9da18a39 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-lambda@latest` to 1.8.4.
+
 - Update `syft@latest` to 1.23.1.
 
 ## [2.50.1] - 2025-04-25
diff --git a/manifests/cargo-lambda.json b/manifests/cargo-lambda.json
index 88480279..becc3c30 100644
--- a/manifests/cargo-lambda.json
+++ b/manifests/cargo-lambda.json
@@ -20,13 +20,35 @@
   },
   "license_markdown": "[MIT](https://github.com/cargo-lambda/cargo-lambda/blob/main/LICENSE)",
   "latest": {
-    "version": "1.8.3"
+    "version": "1.8.4"
   },
   "1": {
-    "version": "1.8.3"
+    "version": "1.8.4"
   },
   "1.8": {
-    "version": "1.8.3"
+    "version": "1.8.4"
+  },
+  "1.8.4": {
+    "x86_64_linux_musl": {
+      "etag": "0x8DD844D9379A255",
+      "checksum": "97a743fce803b331cc1e38d9a05cd2455233b24d697798448d0d00ec53c45074"
+    },
+    "x86_64_macos": {
+      "etag": "0x8DD844D9415A7CC",
+      "checksum": "0fed37fa41e680ffbc12606f7c93ae7813d7866a53d264ce5f5986b884c8f2ac"
+    },
+    "x86_64_windows": {
+      "etag": "0x8DD844D94BDFB84",
+      "checksum": "a10a44549a7a482798bf5651539bc513c72681ef9150a2c1dff9e9d70b9dbba2"
+    },
+    "aarch64_linux_musl": {
+      "etag": "0x8DD844D955A9C8C",
+      "checksum": "d6b5b7cbb6d6f0b4be7f2be3cab2598a60ea9c58a0f80496d9cb0e020511b128"
+    },
+    "aarch64_macos": {
+      "etag": "0x8DD844D960DE05F",
+      "checksum": "db6006e02ed008ed298e267d9407e08d3c92f207b6a8be24d997bbd98540e203"
+    }
   },
   "1.8.3": {
     "x86_64_linux_musl": {