diff --git a/cheddahbot/router.py b/cheddahbot/router.py
index 1fff7a3..fd426dc 100644
--- a/cheddahbot/router.py
+++ b/cheddahbot/router.py
@@ -44,7 +44,10 @@ def build_system_prompt(
         "- After using tools, always respond to the user with a final answer. "
         "Do not end your turn with only tool calls and no text.\n"
         "- For tasks requiring shell commands, file edits, or system access, "
-        "use the delegate_task tool instead of trying to do it yourself."
+        "use the delegate_task tool instead of trying to do it yourself.\n"
+        "- EXCEPTION: If a specialized tool exists for the request (e.g. write_press_releases), "
+        "call that tool directly — do NOT delegate it. Specialized tools have their own "
+        "orchestration and skill prompts built in."
     )
 
     return "\n\n---\n\n".join(parts)