diff --git a/README.md b/README.md
index 98e56b2..3d8a4cd 100644
--- a/README.md
+++ b/README.md
@@ -18,7 +18,7 @@ You can pass both arguments and environment variables to your MCP server. Argume
 
 ```bash
 # Pass arguments only
-npx @modelcontextprotocol/inspector build/index.js arg1 arg2
+npx @modelcontextprotocol/inspector node build/index.js arg1 arg2
 
 # Pass environment variables only
 npx @modelcontextprotocol/inspector -e key=value -e key2=$VALUE2 node build/index.js
diff --git a/client/src/components/Sidebar.tsx b/client/src/components/Sidebar.tsx
index c736558..d59e416 100644
--- a/client/src/components/Sidebar.tsx
+++ b/client/src/components/Sidebar.tsx
@@ -522,7 +522,9 @@ const Sidebar = ({
                   </SelectTrigger>
                   <SelectContent>
                     {Object.values(LoggingLevelSchema.enum).map((level) => (
-                      <SelectItem value={level}>{level}</SelectItem>
+                      <SelectItem key={level} value={level}>
+                        {level}
+                      </SelectItem>
                     ))}
                   </SelectContent>
                 </Select>