diff --git a/usr/local/bin/check_updates b/usr/local/bin/check_updates
index fe4e45f..fedd88d 100755
--- a/usr/local/bin/check_updates
+++ b/usr/local/bin/check_updates
@@ -22,8 +22,8 @@ EOF
 set -e;
 
 HOSTNAME=$(hostname)
-UPDATES=$(checkupdates)
-UPDATES_AMOUNT=$(checkupdates|wc -l)
+UPDATES=$(/usr/bin/checkupdates)
+UPDATES_AMOUNT=$(/usr/bin/checkupdates|wc -l)
 CHECK_UPDATES_MAIL_ADDRESS="";
 
 # check for config file