diff --git a/acatcher/check.sh b/acatcher/check.sh
index d271aff..23bc4ac 100755
--- a/acatcher/check.sh
+++ b/acatcher/check.sh
@@ -1,11 +1,11 @@
-#!/bin/sh
+#!/bin/bash
 if [ -z "$1" ]; then
   HOSTS="`grep -v ^# MASTER_LIST | cut -d\| -f3`"
 else
   HOSTS="`cat \"$1\"`"
 fi
 for HOST in $HOSTS; do
-  ping -c 3 -q $HOST >/dev/null 2>&1
+  ping -c 1 -q $HOST >/dev/null 2>&1
   if [ $? -eq 0 ]; then
     echo -e "\033[1;37m\033[42m[ UP ]\033[0m $HOST"
   else