diff --git a/CHANGELOG.md b/CHANGELOG.md
index c7667b2f..58de8273 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 `tombi@latest` to 0.9.9.
+
 ## [2.69.5] - 2026-03-21
 
 - Update `cargo-nextest@latest` to 0.9.132.
diff --git a/manifests/tombi.json b/manifests/tombi.json
index ee57acb4..d0eb4bc6 100644
--- a/manifests/tombi.json
+++ b/manifests/tombi.json
@@ -22,10 +22,36 @@
   },
   "license_markdown": "[MIT](https://github.com/tombi-toml/tombi/blob/main/LICENSE)",
   "latest": {
-    "version": "0.9.8"
+    "version": "0.9.9"
   },
   "0.9": {
-    "version": "0.9.8"
+    "version": "0.9.9"
+  },
+  "0.9.9": {
+    "x86_64_linux_musl": {
+      "etag": "0x8DE86ED14380D61",
+      "hash": "4317ffc3e08fc6e3ba92953af85b6ad361493fd79916949aec5b5b7af471922f"
+    },
+    "x86_64_macos": {
+      "etag": "0x8DE86ED1495C95E",
+      "hash": "7f43d90e17f0a6406b5c53bb2773ea1f51e9aba00d47e76d6a55f70ba6e519e0"
+    },
+    "x86_64_windows": {
+      "etag": "0x8DE86ED1433F34E",
+      "hash": "efb2e3bd949435d244368179476658b5bed9bf35b662face2c00920faf97f247"
+    },
+    "aarch64_linux_musl": {
+      "etag": "0x8DE86ED1432BC2D",
+      "hash": "75d32d6d17a35c5307f7b67c4f80eca8d43b4d5bdacf86505a4bb87dcb3100d0"
+    },
+    "aarch64_macos": {
+      "etag": "0x8DE86ED149A3137",
+      "hash": "4e49e41a2f3bd7a26e11c0ce936ac0b75d60c9068798b951ea925cea04ce4a5b"
+    },
+    "aarch64_windows": {
+      "etag": "0x8DE86ED14385B2B",
+      "hash": "138047f5a495629a1fe60734706ab1d89fc8ed68eeab3dbd0b1865eab108f7b6"
+    }
   },
   "0.9.8": {
     "x86_64_linux_musl": {