diff --git a/bucket/flow.json b/bucket/flow.json
index b30a78d3db..994ce4a643 100644
--- a/bucket/flow.json
+++ b/bucket/flow.json
@@ -1,12 +1,12 @@
 {
-    "version": "0.255.0",
+    "version": "0.256.0",
     "description": "A static type checker for JavaScript code",
     "homepage": "https://flow.org/",
     "license": "MIT",
     "architecture": {
         "64bit": {
-            "url": "https://github.com/facebook/flow/releases/download/v0.255.0/flow-win64-v0.255.0.zip",
-            "hash": "cbade4eda332f1ff07728f8e8b47aff178af99e710d527398c01b545b9d760a1"
+            "url": "https://github.com/facebook/flow/releases/download/v0.256.0/flow-win64-v0.256.0.zip",
+            "hash": "c555888de607ad31d749dbfbd208bcd58240c2d58fc09668f553711e6603b161"
         }
     },
     "extract_dir": "flow",