diff --git a/bucket/codex.json b/bucket/codex.json
index 6ab6d62639..090090ba2c 100644
--- a/bucket/codex.json
+++ b/bucket/codex.json
@@ -1,16 +1,16 @@
 {
-    "version": "0.65.0",
+    "version": "0.66.0",
     "description": "OpenAI's Codex AI coding assistant",
     "homepage": "https://github.com/openai/codex",
     "license": "Apache-2.0",
     "architecture": {
         "64bit": {
-            "url": "https://github.com/openai/codex/releases/download/rust-v0.65.0/codex-x86_64-pc-windows-msvc.exe.zip",
-            "hash": "ed0612bd69f65198ab7288d242014f6461fb5700dcf37fcc5dc9ace0b45c4baf"
+            "url": "https://github.com/openai/codex/releases/download/rust-v0.66.0/codex-x86_64-pc-windows-msvc.exe.zip",
+            "hash": "25be986486cbd312a416239f2f0e0ead075dad958e44b735dd8603ea8ab6c0fc"
         },
         "arm64": {
-            "url": "https://github.com/openai/codex/releases/download/rust-v0.65.0/codex-aarch64-pc-windows-msvc.exe.zip",
-            "hash": "8d70a2f117bdaa9646198757c3350923c7fd9e61fd15b5869e51a288f88df9c3"
+            "url": "https://github.com/openai/codex/releases/download/rust-v0.66.0/codex-aarch64-pc-windows-msvc.exe.zip",
+            "hash": "8d938c8f1e23c6efeb2f33507324de51db7a6304e6b1fd7a8ca68572b021e2a7"
         }
     },
     "pre_install": "Get-Item \"$dir\\codex-*.exe\" | Rename-Item -NewName \"$dir\\codex.exe\"",