diff --git a/forumspam.sh b/forumspam.sh
index 3982f26..1af9132 100755
--- a/forumspam.sh
+++ b/forumspam.sh
@@ -3,16 +3,15 @@
 # API reference: https://www.stopforumspam.com/usage
 
 # user configuration area - change as needed
-ostype="bsd" # allowed options are bsd, linux
 logf=/var/log/forumspam.log
 limit=0 # number of violations allowed before blocking the ip
 
-case "$ostype" in
-    bsd)
+case `uname` in
+    (*"BSD"*)
         getroot="doas"
         fw_cmd="pfctl"
         ;;
-    linux)
+    (*)
         getroot="sudo"
         fw_cmd="ufw"
         ;;