diff --git a/CHANGELOG.md b/CHANGELOG.md
index bc80f24d9..54431d9c2 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-llvm-cov@latest` to 0.6.15.
+
 - Update `cargo-lambda@latest` to 1.6.1.
 
 ## [2.46.18] - 2024-12-21
diff --git a/manifests/cargo-llvm-cov.json b/manifests/cargo-llvm-cov.json
index b03dac44e..b0d09e989 100644
--- a/manifests/cargo-llvm-cov.json
+++ b/manifests/cargo-llvm-cov.json
@@ -19,10 +19,32 @@
   },
   "license_markdown": "[Apache-2.0](https://github.com/taiki-e/cargo-llvm-cov/blob/main/LICENSE-APACHE) OR [MIT](https://github.com/taiki-e/cargo-llvm-cov/blob/main/LICENSE-MIT)",
   "latest": {
-    "version": "0.6.14"
+    "version": "0.6.15"
   },
   "0.6": {
-    "version": "0.6.14"
+    "version": "0.6.15"
+  },
+  "0.6.15": {
+    "x86_64_linux_musl": {
+      "etag": "0x8DD21F946A70F82",
+      "checksum": "9519ceac912cb552e1b965c099df264328bb6abf8ef401ff73561612aa873d1e"
+    },
+    "x86_64_macos": {
+      "etag": "0x8DD21F9858B7BF4",
+      "checksum": "fe2097463ed82b56272d0d1e59817bbad22033b4680db3a0c30ad13ecf637099"
+    },
+    "x86_64_windows": {
+      "etag": "0x8DD21F9989871CD",
+      "checksum": "d8b7dd1006c8095d8614fb39735345e64fbba69810658cd119396787e3551aef"
+    },
+    "aarch64_linux_musl": {
+      "etag": "0x8DD21F9425891DE",
+      "checksum": "92e5294605b8bd30499a7bbd97b455e2915d1f00cac15bd005f092f76efabda5"
+    },
+    "aarch64_macos": {
+      "etag": "0x8DD21F959B40704",
+      "checksum": "6fc0737a5227101474b23245fab822563e4f03520b211612be3bd47058b8808d"
+    }
   },
   "0.6.14": {
     "x86_64_linux_musl": {