diff --git a/bunnycdn_mcp/client.py b/bunnycdn_mcp/client.py
index f352fe4..dcdcab0 100644
--- a/bunnycdn_mcp/client.py
+++ b/bunnycdn_mcp/client.py
@@ -34,6 +34,15 @@ class BunnyClient:
             )
             return self._handle(resp)
 
+    async def patch(self, path: str, json: dict | None = None) -> dict | list | str:
+        async with httpx.AsyncClient(timeout=REQUEST_TIMEOUT) as c:
+            resp = await c.patch(
+                f"{self._base}{path}",
+                headers=self._headers,
+                json=json,
+            )
+            return self._handle(resp)
+
     async def put(self, path: str, json: dict | None = None) -> dict | list | str:
         async with httpx.AsyncClient(timeout=REQUEST_TIMEOUT) as c:
             resp = await c.put(
diff --git a/bunnycdn_mcp/tools/shield.py b/bunnycdn_mcp/tools/shield.py
index 4385113..6631420 100644
--- a/bunnycdn_mcp/tools/shield.py
+++ b/bunnycdn_mcp/tools/shield.py
@@ -90,7 +90,8 @@ def register_shield_tools(mcp):
         except json.JSONDecodeError as e:
             return f"Error: Invalid JSON: {e}"
         try:
-            data = await client.put(f"/shield/shield-zone/{shield_zone_id}", json=parsed)
+            body = {"shieldZoneId": shield_zone_id, "shieldZone": parsed}
+            data = await client.patch("/shield/shield-zone", json=body)
             return json.dumps(data, indent=2) if isinstance(data, dict) else f"Shield zone {shield_zone_id} updated"
         except Exception as e:
             logger.error("bunny_shield_update failed: %s", e)