diff --git a/bucket/dart.json b/bucket/dart.json
index e68ef10630..e7ce4df66a 100644
--- a/bucket/dart.json
+++ b/bucket/dart.json
@@ -1,5 +1,5 @@
 {
-    "version": "2.3.2",
+    "version": "2.4.0",
     "license": "BSD-3-Clause",
     "homepage": "https://www.dartlang.org/",
     "description": "SDK for the Dart programming language",
@@ -7,12 +7,12 @@
     "env_add_path": "bin",
     "architecture": {
         "64bit": {
-            "url": "https://storage.googleapis.com/dart-archive/channels/stable/release/2.3.2/sdk/dartsdk-windows-x64-release.zip",
-            "hash": "06636c7f5c024b547162a4d0fb94b5fd1e37da93b63bacadaf871607fc171a02"
+            "url": "https://storage.googleapis.com/dart-archive/channels/stable/release/2.4.0/sdk/dartsdk-windows-x64-release.zip",
+            "hash": "eaa6611a66610155807d005b571d7b8d170f5f4e73a96dd0f5381f9fdc606e5e"
         },
         "32bit": {
-            "url": "https://storage.googleapis.com/dart-archive/channels/stable/release/2.3.2/sdk/dartsdk-windows-ia32-release.zip",
-            "hash": "cc64522d7a9c904473991f974a6449075e3cc50aa27acdaf66de6fcdb17715fb"
+            "url": "https://storage.googleapis.com/dart-archive/channels/stable/release/2.4.0/sdk/dartsdk-windows-ia32-release.zip",
+            "hash": "df6626a50139c8e2aa41e67be5ce66203c9abbd5de1e44b950cfcb6799625618"
         }
     },
     "checkver": {