diff --git a/bucket/flow.json b/bucket/flow.json
index 326941211e..552dfb1400 100644
--- a/bucket/flow.json
+++ b/bucket/flow.json
@@ -1,10 +1,10 @@
 {
-    "version": "0.120.1",
+    "version": "0.121.0",
     "description": "A static type checker for JavaScript code.",
     "license": "MIT",
-    "url": "https://github.com/facebook/flow/releases/download/v0.120.1/flow-win64-v0.120.1.zip",
+    "url": "https://github.com/facebook/flow/releases/download/v0.121.0/flow-win64-v0.121.0.zip",
     "homepage": "https://flowtype.org/",
-    "hash": "11b9e71caba2358faf0a96ee50c0cc46bcb33930b05d45725261ce7de835906f",
+    "hash": "03156136e7295d74691a133ac03bbcab89b6a91d31dba645f48921cfdb1c875d",
     "bin": "flow.exe",
     "extract_dir": "flow",
     "checkver": {