diff --git a/bucket/i2p-zero.json b/bucket/i2p-zero.json
index 72d684f83c..53aa668d4a 100644
--- a/bucket/i2p-zero.json
+++ b/bucket/i2p-zero.json
@@ -19,6 +19,10 @@
     "checkver": "github",
     "autoupdate": {
         "url": "https://github.com/i2p-zero/i2p-zero/releases/download/v$version/i2p-zero-win.v$version.zip",
+        "hash": {
+            "url": "https://github.com/i2p-zero/i2p-zero/releases/tag/v$version",
+            "regex": "(?sm)Windows<.*?<code>$sha256"
+        },
         "extract_dir": "i2p-zero-win.v$version\\router"
     }
 }