diff --git a/bucket/flow.json b/bucket/flow.json
index 55109d8477..3a375d07be 100644
--- a/bucket/flow.json
+++ b/bucket/flow.json
@@ -1,12 +1,12 @@
 {
-    "version": "0.173.0",
+    "version": "0.174.0",
     "description": "A static type checker for JavaScript code",
     "homepage": "https://flowtype.org/",
     "license": "MIT",
     "architecture": {
         "64bit": {
-            "url": "https://github.com/facebook/flow/releases/download/v0.173.0/flow-win64-v0.173.0.zip",
-            "hash": "04c6561b6cfacf431bd020a1b0ba17e7cd3d94de6d11e3a5c82abcb8229ca588"
+            "url": "https://github.com/facebook/flow/releases/download/v0.174.0/flow-win64-v0.174.0.zip",
+            "hash": "20c511d33365cea70eee08114bb796349c4244da7e7f2e744b3e82c0636d5f78"
         }
     },
     "extract_dir": "flow",