diff --git a/scripts/ybcon b/scripts/ybcon
index 57e4f96..caee8f0 100755
--- a/scripts/ybcon
+++ b/scripts/ybcon
@@ -55,7 +55,7 @@ if [ "$#" != 0 ]; then
       do
         case "$it" in
           -p | --printresult | --parallel | --target=* )
-            if test "${args#*$it}" = "$args"; then
+            if test "${args#*$it}" = "$args" && test "$args" = "*.ybcon"; then
               newArgs "$it"
             else
               usageExit