diff --git a/bucket/dart.json b/bucket/dart.json
index b4295f6b65..1b7102ea83 100644
--- a/bucket/dart.json
+++ b/bucket/dart.json
@@ -1,5 +1,5 @@
 {
-    "version": "2.17.1",
+    "version": "2.17.3",
     "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/2.17.1/sdk/dartsdk-windows-x64-release.zip",
-            "hash": "a246b85e8c1097670a751e8b3a902872e9a792c2f66b8d06151fe03552910337"
+            "url": "https://storage.googleapis.com/dart-archive/channels/stable/release/2.17.3/sdk/dartsdk-windows-x64-release.zip",
+            "hash": "1f4cbb733051ae84f26507444aeb01dad6dd9a61276a96a3c8e2046f5094aa93"
         },
         "32bit": {
-            "url": "https://storage.googleapis.com/dart-archive/channels/stable/release/2.17.1/sdk/dartsdk-windows-ia32-release.zip",
-            "hash": "aa6210465519272cb94ee51dff93a44075dddd2d32cd328ea047fdb4741dc457"
+            "url": "https://storage.googleapis.com/dart-archive/channels/stable/release/2.17.3/sdk/dartsdk-windows-ia32-release.zip",
+            "hash": "7decdf5bcad3bd87aac2309ab673266ad365838766ce600b29cb6f44a12c0dc2"
         }
     },
     "checkver": {