diff --git a/src/server.ts b/src/server.ts
index 7ade8d8..79f6bc7 100644
--- a/src/server.ts
+++ b/src/server.ts
@@ -42,10 +42,14 @@ export class ObsidianMCPServer {
    */
   registerTool(
     name: string,
-    _description: string,
-    _inputSchema: Record<string, unknown>,
+    description: string,
+    inputSchema: Record<string, unknown>,
     handler: ToolHandler
   ): void {
+    // Ensure handler has description and inputSchema
+    handler.description = description;
+    handler.inputSchema = inputSchema;
+    
     this.tools.set(name, handler);
     logger.debug('Registered tool', { name });
   }
diff --git a/src/tools/search.ts b/src/tools/search.ts
index 408ce66..5621ccf 100644
--- a/src/tools/search.ts
+++ b/src/tools/search.ts
@@ -20,7 +20,7 @@ export async function registerSearchTools(server: ObsidianMCPServer): Promise<vo
   // T046: Search tool
   server.registerTool(
     'obsidian_search',
-    'Search vault for text. Returns matching files and optionally match counts. Supports path filtering, result limits, case sensitivity, and multiple output formats (text/json).',
+    'Search vault for text. Returns matching files or optionally match counts using `total` flag. Supports path filtering, result limits, case sensitivity, and multiple output formats (text/json).',
     { type: 'object', properties: {} },
     createToolHandler(
       'Search vault for text',