diff --git a/hardsup/serialsinq.c b/hardsup/serialsinq.c
index abe90227..0dc99687 100644
--- a/hardsup/serialsinq.c
+++ b/hardsup/serialsinq.c
@@ -703,9 +703,6 @@
 			case EL734__BAD_BIND:
 				strncpy(pBuffer,"SERIAL__BAD_BIND",iBufLen);
 				break;
-			case EL734__BAD_BSY:
-				strncpy(pBuffer,"SERIAL__BAD_BSY",iBufLen);
-				break;
 			case EL734__BAD_CMD:
 				strncpy(pBuffer,"SERIAL__BAD_CMD",iBufLen);
 				break;