diff --git a/isisd/isis_csm.c b/isisd/isis_csm.c
index 5d74a71..a58ba49 100644
--- a/isisd/isis_csm.c
+++ b/isisd/isis_csm.c
@@ -101,6 +101,7 @@
 	  break;
 	case ISIS_DISABLE:
 	  zlog_warn ("circuit already disabled");
+	  break;
 	case IF_DOWN_FROM_Z:
 	  zlog_warn ("circuit already disconnected");
 	  break;