diff --git a/src/jtagmkI.c b/src/jtagmkI.c
index 9c3be6dd..d35c0925 100644
--- a/src/jtagmkI.c
+++ b/src/jtagmkI.c
@@ -182,6 +182,7 @@ static void jtagmkI_prmsg(const PROGRAMMER *pgm, unsigned char *data, size_t len
 
   case RESP_POWER:
     msg_info("target power lost\n");
+    break;
 
   default:
     msg_info("unknown message 0x%02x\n", data[0]);