diff --git a/client/client.go b/client/client.go
index 27f4554..d69e918 100644
--- a/client/client.go
+++ b/client/client.go
@@ -586,7 +586,9 @@ func (hc *houstonClient) checkOperation(client *grpc.ClientConn) error {
 		count := 1
 		if len(hascount) > 1 {
 			service = hascount[0]
-			count, _ = strconv.Atoi(hascount[1])
+			if len(hascount[1]) > 0 {
+				count, _ = strconv.Atoi(hascount[1])
+			}
 		} else {
 			service = *autorun
 		}