diff --git a/ring.json b/ring.json
index 7968227aa5cafefe872427558e36a582022ac282..f5a1cb49ce8fb62ecce2c0cbd9e31808671fcaa3 100644
--- a/ring.json
+++ b/ring.json
@@ -73,7 +73,7 @@
 			"ic_sales_link":"OSD3358",
 			"cpu_frequency":200,
 			"ring_period":0.06
-		}
+		},
 		{
 			"name":"ATSAMD51",
 			"serial_number":"",