diff --git a/framework/voltron/CHANGELOG.md b/framework/voltron/CHANGELOG.md
index bfc1ba248b9..89fe057e63a 100644
--- a/framework/voltron/CHANGELOG.md
+++ b/framework/voltron/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 -resolve dio error data is null
 
+## 0.0.39
+
+- resolve remoteServerUrl connect without '/'
+
 ## 0.0.38
 
 - resolve remoteServerUrl parse version id failed
diff --git a/framework/voltron/lib/inspector/dev_server_helper.dart b/framework/voltron/lib/inspector/dev_server_helper.dart
index 40724133af2..d8d0fe497f3 100644
--- a/framework/voltron/lib/inspector/dev_server_helper.dart
+++ b/framework/voltron/lib/inspector/dev_server_helper.dart
@@ -44,7 +44,7 @@ class DevServerHelper {
     bool jsMinify,
   ) {
     if (_remoteServerData.isValid()) {
-      return "${_remoteServerData.getScheme()}://${_remoteServerData.getHost()}${_remoteServerData.getPath()}?dev=$devMode&hot=$hmr&minify=$jsMinify";
+      return "${_remoteServerData.getScheme()}://${_remoteServerData.getHost()}/${_remoteServerData.getPath()}?dev=$devMode&hot=$hmr&minify=$jsMinify";
     }
     return "http://$host/$bundleName?dev=$devMode&hot=$hmr&minify=$jsMinify";
   }