diff --git a/bucket/dafny.json b/bucket/dafny.json
index c560088206..4e70e47a44 100644
--- a/bucket/dafny.json
+++ b/bucket/dafny.json
@@ -1,12 +1,12 @@
 {
-    "version": "3.9.1",
+    "version": "3.10.0",
     "description": "A programming language with a program verifier",
     "homepage": "https://dafny-lang.github.io/dafny/",
     "license": "MIT",
     "architecture": {
         "64bit": {
-            "url": "https://github.com/dafny-lang/dafny/releases/download/v3.9.1/dafny-3.9.1-x64-win.zip",
-            "hash": "7f3d478c79e8c8a10122479eb1bb42725bfd360c90428e758ff615d9ea2b849d",
+            "url": "https://github.com/dafny-lang/dafny/releases/download/v3.10.0/dafny-3.10.0-x64-win.zip",
+            "hash": "990d4e15723f0c7512319f8ce231e71f371a0c3058d856d1478653b4dd6df1ae",
             "extract_dir": "dafny"
         }
     },