diff --git a/bucket/flow.json b/bucket/flow.json
index c292a220b9..ad6465512f 100644
--- a/bucket/flow.json
+++ b/bucket/flow.json
@@ -1,12 +1,12 @@
 {
-    "version": "0.265.3",
+    "version": "0.266.0",
     "description": "A static type checker for JavaScript code",
     "homepage": "https://flow.org/",
     "license": "MIT",
     "architecture": {
         "64bit": {
-            "url": "https://github.com/facebook/flow/releases/download/v0.265.3/flow-win64-v0.265.3.zip",
-            "hash": "8312be12a03a38730e241e2d44d1d8baea0b43528252f97a3574295dbf5455c7"
+            "url": "https://github.com/facebook/flow/releases/download/v0.266.0/flow-win64-v0.266.0.zip",
+            "hash": "15cac1a3fc3ed8f20706020971169f5d7133fda3fa53fc24b566504e03dc7638"
         }
     },
     "extract_dir": "flow",