diff --git a/update.json b/update.json
index cf7a832..802a8f0 100644
--- a/update.json
+++ b/update.json
@@ -13,7 +13,7 @@
     },
     "dev": {
         "jar": "http://mirrors.cloud.tencent.com/nexus/repository/maven-public/org/glavo/hmcl/hmcl-dev/3.8.0.310/hmcl-dev-3.8.0.310.jar",
-        "jarsha1": "",
+        "jarsha1": "6c8376d78245815deecebda1221595d801cd6cd0",
         "universal": "https://hmcl.huangyuhui.net",
         "version": "3.8.0.310"
     },