diff --git a/bin/check_last_login.sh b/bin/check_last_login.sh
index 17eea3d..7ee93fc 100755
--- a/bin/check_last_login.sh
+++ b/bin/check_last_login.sh
@@ -207,7 +207,7 @@ for ssh_group in ${ssh_groups[@]}; do
 		fi;
 		if [ -n "${found}" ]; then
 			last_login_date_string=$(grep "${username};" "${AUTH_LOG}" | cut -d ";" -f 2);
-			last_login_date=$(echo "${last_login_date}" | date +"%s" -f -);
+			last_login_date=$(echo "${last_login_date_string}" | date +"%s" -f -);
 			last_login=$(awk '{printf("%.0f\n",($1-$2)/$3)}' <<<"${now} ${last_login_date} ${day}");
 			if [ ${last_login} -gt ${max_age_login} ]; then
 				out_string="[!] last ssh log in ${last_login} days ago";