diff --git a/bucket/dart.json b/bucket/dart.json
index 5584cc6355..810a100c71 100644
--- a/bucket/dart.json
+++ b/bucket/dart.json
@@ -1,5 +1,5 @@
 {
-    "version": "3.1.1",
+    "version": "3.1.2",
     "description": "SDK for the Dart programming language",
     "homepage": "https://dart.dev/",
     "license": "BSD-3-Clause",
@@ -7,12 +7,12 @@
     "env_add_path": "bin",
     "architecture": {
         "64bit": {
-            "url": "https://storage.googleapis.com/dart-archive/channels/stable/release/3.1.1/sdk/dartsdk-windows-x64-release.zip",
-            "hash": "4b77d3e883a583531cf2e4c3743c63601abc0e87325c47b7e43b9f95a0607e67"
+            "url": "https://storage.googleapis.com/dart-archive/channels/stable/release/3.1.2/sdk/dartsdk-windows-x64-release.zip",
+            "hash": "60b7fe0dd14680d90d869f970adf63cebc1c38f5eddf3cfce0b95e478f87ec8a"
         },
         "32bit": {
-            "url": "https://storage.googleapis.com/dart-archive/channels/stable/release/3.1.1/sdk/dartsdk-windows-ia32-release.zip",
-            "hash": "abe35d4809ae96340217c131d95f5d167299d16274e5c5f0e4f1c2d5ff0f2222"
+            "url": "https://storage.googleapis.com/dart-archive/channels/stable/release/3.1.2/sdk/dartsdk-windows-ia32-release.zip",
+            "hash": "d80368af6e588c11984f6694581e7baaf3ab43cd5d1134081cf578e01d3e3780"
         }
     },
     "checkver": {