diff --git a/twitupd.sh b/twitupd.sh
old mode 100644
new mode 100755
index c995780..896ab23
--- a/twitupd.sh
+++ b/twitupd.sh
@@ -1,17 +1,33 @@
 #!/bin/bash
 
-MYS_DATA="/mystic/data"
-MYS_LOGS="/mystic/logs"
+# Recommended crontab entry
+# 0 0 * * * /mystic/scripts/twitupd.sh /path/to/mystic && logger -t "mystic_badips" "[crontab] blacklist.txt/denylist.txt updated"
+
+[[ -z "$1" ]] && MYS_HOME="/mystic" || MYS_HOME="$1"
+
+MYS_DATA="$MYS_HOME/data"
+MYS_LOGS="$MYS_HOME/logs"
+
+# URLs containing raw IP's to use for Mystic's blacklist/denylist
+URLS=(
+      "https://erb.pw/blacklist"
+      "https://ibbs.archaicbinary.net/ibbs-bots"
+)
+
+# Check if using Mystic's blacklist.txt or denylist.txt
+[[ -f $MYS_DATA/denylist.txt ]] && FILE="$MYS_DATA/denylist.txt" || FILE="$MYS_DATA/blacklist.txt"
 
 IFS=$'\n'
-for I in $(curl https://www.erb.pw/blacklist 2>/dev/null); do 
-  CHECK=$(grep -c $I $MYS_DATA/blacklist.txt)
-  if [[ $CHECK -lt 1 ]]; then
-    echo $I >> $MYS_DATA/blacklist.txt
-    echo "[+] $I"
-    echo "$(date) [+] $I" >> $MYS_LOGS/twitupd.log
-  else
-    echo "[✔] $I"
-    echo "$(date) [✔] $I" >> $MYS_LOGS/twitupd.log
-  fi
+for URL in ${URLS[@]}; do
+  for I in $(curl -s $URL); do 
+    CHECK=$(grep -c $I $FILE)
+    if [[ $CHECK -lt 1 ]]; then
+      echo $I >> $FILE
+      echo "[+] $I"
+      echo "$(date) [+] $I" >> $MYS_LOGS/twitupd.log
+    else
+      echo "[✔] $I"
+      echo "$(date) [✔] $I" >> $MYS_LOGS/twitupd.log
+    fi
+  done
 done