diff --git a/CHANGELOG.md b/CHANGELOG.md
index 40b29b4c..1f5390bd 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 `wasmtime@latest` to 31.0.0.
+
 ## [2.49.31] - 2025-03-20
 
 - Update `cargo-hack@latest` to 0.6.36.
diff --git a/manifests/wasmtime.json b/manifests/wasmtime.json
index bb18e14d..9bb5a70f 100644
--- a/manifests/wasmtime.json
+++ b/manifests/wasmtime.json
@@ -28,7 +28,39 @@
   },
   "license_markdown": "[Apache-2.0 WITH LLVM-exception](https://github.com/bytecodealliance/wasmtime/blob/main/LICENSE)",
   "latest": {
-    "version": "30.0.2"
+    "version": "31.0.0"
+  },
+  "31": {
+    "version": "31.0.0"
+  },
+  "31.0": {
+    "version": "31.0.0"
+  },
+  "31.0.0": {
+    "x86_64_linux_gnu": {
+      "etag": "0x8DD67BF09F113DC",
+      "checksum": "ba5f2aebd96d9d81bdb98e18ba6b98b9519c27256d37b1fce283dae00eef543e"
+    },
+    "x86_64_macos": {
+      "etag": "0x8DD67BF0AF419E6",
+      "checksum": "a85dc1ac5063464c83a1994e4199ee5c2fd65784f0fba288fb9fa47af5b3601b"
+    },
+    "x86_64_windows": {
+      "etag": "0x8DD67BF0F65D465",
+      "checksum": "cfc5a7b1fde73d808791dd266e9f36731dd68583bec5b2380c7cd9bc515b2470"
+    },
+    "aarch64_linux_gnu": {
+      "etag": "0x8DD67BEFC04941D",
+      "checksum": "efcef82b5f4d3a0c78bf14cd8827cef3d3be191c7ff05c5f6949386ff23802cf"
+    },
+    "aarch64_macos": {
+      "etag": "0x8DD67BEFD0CC47C",
+      "checksum": "921edbf7217de0ee26d303c2013fc9050124b11c81093f5d96a096f504029b07"
+    },
+    "aarch64_windows": {
+      "etag": "0x8DD67BEFF7175FE",
+      "checksum": "b2ff06d8600f16e852795acc03beacf09282e52fbdbc56088b7026a3f82d33b0"
+    }
   },
   "30": {
     "version": "30.0.2"