diff --git a/tools/lib/dependency-resolver.js b/tools/lib/dependency-resolver.js
index 89ab1af9..8af3ea2e 100644
--- a/tools/lib/dependency-resolver.js
+++ b/tools/lib/dependency-resolver.js
@@ -14,7 +14,7 @@ class DependencyResolver {
     const agentContent = await fs.readFile(agentPath, 'utf8');
     
     // Extract YAML from markdown content
-    const yamlMatch = agentContent.match(/```yml\n([\s\S]*?)\n```/);
+    const yamlMatch = agentContent.match(/```ya?ml\n([\s\S]*?)\n```/);
     if (!yamlMatch) {
       throw new Error(`No YAML configuration found in agent ${agentId}`);
     }