diff --git a/download.json b/download.json
index a0009dc..532dded 100644
--- a/download.json
+++ b/download.json
@@ -3,14 +3,14 @@
         "version": "3.6.20"
     },
     "dev": {
-        "version": "3.7.0.301",
+        "version": "3.7.0.300",
         "jar": {
-            "url": "https://mirrors.cloud.tencent.com/nexus/repository/maven-public/org/glavo/hmcl/hmcl-dev/3.7.0.301/hmcl-dev-3.7.0.301.jar",
-            "sha256": "47e12ca8db7d96eb6daf6ee784e3391e88dc4b03fc41bbf62177cc8d2d595373"
+            "url": "http://mirrors.cloud.tencent.com/nexus/repository/maven-public/org/glavo/hmcl/hmcl-dev/3.7.0.300/hmcl-dev-3.7.0.300.jar",
+            "sha256": "76f61740d0bb439ae85e957841ddf630ff121d546d6e7385f56d9c17d3abd753"
         },
         "exe": {
-            "url": "https://glavo.lanzouw.com/iKE4338baicd",
-            "sha256": "db692aaaca9b1e71821cc0d7383e7fd23001ea9fe4090e9a2f568c727aacdc8a"
+            "url": "https://glavo.lanzouw.com/i5RZh37mju8f",
+            "sha256": "8d1cab081fbdd5dbfe98e2989dec381ac4c06c9ab1c47df3d6b4d15105bf4117"
         }
     }
 }
\ No newline at end of file
diff --git a/update.json b/update.json
index 29b0c78..d7dbc44 100644
--- a/update.json
+++ b/update.json
@@ -12,15 +12,15 @@
         "version": "3.6.20"
     },
     "dev": {
-        "jar": "http://mirrors.cloud.tencent.com/nexus/repository/maven-public/org/glavo/hmcl/hmcl-dev/3.7.0.301/hmcl-dev-3.7.0.301.jar",
-        "jarsha1": "1aea588117ffd5985e1b4f5868368bc96b47c33d",
+        "jar": "http://mirrors.cloud.tencent.com/nexus/repository/maven-public/org/glavo/hmcl/hmcl-dev/3.7.0.300/hmcl-dev-3.7.0.300.jar",
+        "jarsha1": "a0ca275e037d931b57b61035237907ad48025080",
         "universal": "https://hmcl.huangyuhui.net",
-        "version": "3.7.0.301"
+        "version": "3.7.0.300"
     },
     "dev-preview": {
-        "jar": "http://mirrors.cloud.tencent.com/nexus/repository/maven-public/org/glavo/hmcl/hmcl-dev/3.7.0.301/hmcl-dev-3.7.0.301.jar",
-        "jarsha1": "1aea588117ffd5985e1b4f5868368bc96b47c33d",
+        "jar": "http://mirrors.cloud.tencent.com/nexus/repository/maven-public/org/glavo/hmcl/hmcl-dev/3.7.0.300/hmcl-dev-3.7.0.300.jar",
+        "jarsha1": "a0ca275e037d931b57b61035237907ad48025080",
         "universal": "https://hmcl.huangyuhui.net",
-        "version": "3.7.0.301"
+        "version": "3.7.0.300"
     }
 }
\ No newline at end of file