diff --git a/bucket/b2.json b/bucket/b2.json
index 5afedc2408..6b934fc8f9 100644
--- a/bucket/b2.json
+++ b/bucket/b2.json
@@ -1,12 +1,12 @@
 {
-    "version": "4.4.2",
+    "version": "4.5.0",
     "description": "Command-line tool that gives easy access to all of the capabilities of B2 Cloud Storage",
     "homepage": "https://www.backblaze.com/b2/docs/quick_command_line.html",
     "license": "MIT",
     "architecture": {
         "64bit": {
-            "url": "https://github.com/Backblaze/B2_Command_Line_Tool/releases/download/v4.4.2/b2-windows.exe#/b2.exe",
-            "hash": "4a80e2df07b1d9a773049fee1df3811547e8fa97e5b1a7c1520c363f7001135a"
+            "url": "https://github.com/Backblaze/B2_Command_Line_Tool/releases/download/v4.5.0/b2-windows.exe#/b2.exe",
+            "hash": "e126a3165d3eb5b066e34640fdb62feccca750676c83a16474dc93460430a8c2"
         }
     },
     "bin": "b2.exe",