diff --git a/server/claude-sdk.js b/server/claude-sdk.js
index 682fbde..458ff90 100644
--- a/server/claude-sdk.js
+++ b/server/claude-sdk.js
@@ -57,7 +57,7 @@ function mapCliOptionsToSDK(options = {}) {
 
     // Add plan mode default tools
     if (permissionMode === 'plan') {
-      const planModeTools = ['Read', 'Task', 'exit_plan_mode', 'TodoRead', 'TodoWrite'];
+      const planModeTools = ['Read', 'Task', 'exit_plan_mode', 'TodoRead', 'TodoWrite', 'WebFetch', 'WebSearch'];
       for (const tool of planModeTools) {
         if (!allowedTools.includes(tool)) {
           allowedTools.push(tool);