diff --git a/CHANGELOG.md b/CHANGELOG.md
index 091185b1..7fc33f23 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 `d2@latest` to 0.9.0.
+
 - Update `bpf-linker@latest` to 0.11.1.
 
 ## [2.87.8] - 2026-09-07
diff --git a/manifests/d2.json b/manifests/d2.json
index c352a493..10f0f48a 100644
--- a/manifests/d2.json
+++ b/manifests/d2.json
@@ -2,7 +2,48 @@
   "rust_crate": null,
   "template": null,
   "latest": {
-    "version": "0.8.2"
+    "version": "0.9.0"
+  },
+  "0.9": {
+    "version": "0.9.0"
+  },
+  "0.9.0": {
+    "x86_64_linux_musl": {
+      "url": "https://github.com/d2lang/d2/releases/download/v0.9.0/d2-v0.9.0-linux-amd64.tar.gz",
+      "etag": "0x8DF0D2D5AF94386",
+      "hash": "5669ddc46b99e942cc96078f4a4e36d5e62103348f4c05179ede27802fdd87a9",
+      "bin": "d2-v0.9.0/bin/d2"
+    },
+    "x86_64_macos": {
+      "url": "https://github.com/d2lang/d2/releases/download/v0.9.0/d2-v0.9.0-macos-amd64.tar.gz",
+      "etag": "0x8DF0D2D5E90ACFD",
+      "hash": "cad39576a480d6bb02ea142fef1726647914b0d2da51ccc9b30b660a2b1babf0",
+      "bin": "d2-v0.9.0/bin/d2"
+    },
+    "x86_64_windows": {
+      "url": "https://github.com/d2lang/d2/releases/download/v0.9.0/d2-v0.9.0-windows-amd64.tar.gz",
+      "etag": "0x8DF0D2D624E7F60",
+      "hash": "5f63b643de8f5a6dfb922d172e1b5496e4caf47497c33c4427cf1127f28c340f",
+      "bin": "d2-v0.9.0/bin/d2.exe"
+    },
+    "aarch64_linux_musl": {
+      "url": "https://github.com/d2lang/d2/releases/download/v0.9.0/d2-v0.9.0-linux-arm64.tar.gz",
+      "etag": "0x8DF0D2D5CC5FB9C",
+      "hash": "ac2c028697199479acb321db1e3d68caee9f2ba492ed73caa3cd13f3829bf913",
+      "bin": "d2-v0.9.0/bin/d2"
+    },
+    "aarch64_macos": {
+      "url": "https://github.com/d2lang/d2/releases/download/v0.9.0/d2-v0.9.0-macos-arm64.tar.gz",
+      "etag": "0x8DF0D2D6067FD4E",
+      "hash": "eaf6c0c143e56dd9fa97bfb6df25ea9c1ebce40245f056a0768cf1a6c15d3064",
+      "bin": "d2-v0.9.0/bin/d2"
+    },
+    "aarch64_windows": {
+      "url": "https://github.com/d2lang/d2/releases/download/v0.9.0/d2-v0.9.0-windows-arm64.tar.gz",
+      "etag": "0x8DF0D2D64271577",
+      "hash": "dd05cab459410c287d7ca3eb9cf78145a071742ee8e1b81a0122f84f471883e1",
+      "bin": "d2-v0.9.0/bin/d2.exe"
+    }
   },
   "0.8": {
     "version": "0.8.2"