diff --git a/manifests/cargo-mutants.json b/manifests/cargo-mutants.json
index f019b0a0..8f59ccfe 100644
--- a/manifests/cargo-mutants.json
+++ b/manifests/cargo-mutants.json
@@ -7,6 +7,23 @@
   "27": {
     "version": "27.0.0"
   },
+  "27.1.0": {
+    "x86_64_linux_gnu": {
+      "url": "https://github.com/sourcefrog/cargo-mutants/releases/download/v27.1.0/cargo-mutants-x86_64-unknown-linux-gnu.tar.gz",
+      "etag": "0x8DEC0BA45C43216",
+      "hash": "dfe6dc37d0342c891d2829b5a695aa57c2d0edecef7e7d0399a30cc6e206411e"
+    },
+    "x86_64_macos": {
+      "url": "https://github.com/sourcefrog/cargo-mutants/releases/download/v27.1.0/cargo-mutants-x86_64-apple-darwin.tar.gz",
+      "etag": "0x8DEC0BA5ABB13BF",
+      "hash": "7109a9e9673fe0b977f622e6f32383b6d1cbbf3fbb63b7c30db3267462c74670"
+    },
+    "x86_64_windows": {
+      "url": "https://github.com/sourcefrog/cargo-mutants/releases/download/v27.1.0/cargo-mutants-x86_64-pc-windows-msvc.zip",
+      "etag": "0x8DEC0BA9D2E7495",
+      "hash": "2a2f00e47d4b458262a41501b0820aa26015fd35779903d2c8b30b2993f36791"
+    }
+  },
   "27.0": {
     "version": "27.0.0"
   },