diff --git a/advanced/Scripts/list.sh b/advanced/Scripts/list.sh
index 9ddfe8f3..72250afd 100755
--- a/advanced/Scripts/list.sh
+++ b/advanced/Scripts/list.sh
@@ -19,7 +19,6 @@ addmode=true
 verbose=true
 
 domList=()
-domToRemoveList=()
 
 listMain=""
 listAlt=""
@@ -240,7 +239,6 @@ for var in "$@"; do
     "-wild" | "wildcard" ) listMain="${wildcardlist}";;
     "-nr"| "--noreload"  ) reload=false;;
     "-d" | "--delmode"   ) addmode=false;;
-    "-f" | "--force"     ) force=true;;
     "-q" | "--quiet"     ) verbose=false;;
     "-h" | "--help"      ) helpFunc;;
     "-l" | "--list"      ) Displaylist;;
diff --git a/advanced/Scripts/piholeDebug.sh b/advanced/Scripts/piholeDebug.sh
index 43393ee9..d69c5e4d 100755
--- a/advanced/Scripts/piholeDebug.sh
+++ b/advanced/Scripts/piholeDebug.sh
@@ -499,7 +499,7 @@ does_ip_match_setup_vars() {
   # IP address to check for
   local ip_address="${2}"
   # See what IP is in the setupVars.conf file
-  local setup_vars_ip=$(cat ${PIHOLE_SETUP_VARS_FILE} | grep IPV${protocol}_ADDRESS | cut -d '=' -f2)
+  local setup_vars_ip=$(< ${PIHOLE_SETUP_VARS_FILE} grep IPV${protocol}_ADDRESS | cut -d '=' -f2)
   # If it's an IPv6 address
   if [[ "${protocol}" == "6" ]]; then
     # Strip off the / (CIDR notation)
diff --git a/automated install/basic-install.sh b/automated install/basic-install.sh
index 3377ca86..79754872 100755
--- a/automated install/basic-install.sh	
+++ b/automated install/basic-install.sh	
@@ -503,15 +503,21 @@ testIPv6() {
   # first will contain fda2 (ULA)
   first="$(cut -f1 -d":" <<< "$1")"
   # value1 will contain 253 which is the decimal value corresponding to 0xfd
-  value1=$(((0x$first)/256))
+  value1=$(( (0x$first)/256 ))
   # will contain 162 which is the decimal value corresponding to 0xa2
-  value2=$(((0x$first)%256))
+  value2=$(( (0x$first)%256 ))
   # the ULA test is testing for fc00::/7 according to RFC 4193
-  (((value1&254)==252)) && echo "ULA" || true
+  if (( (value1&254)==252 )); then
+    echo "ULA"
+  fi
   # the GUA test is testing for 2000::/3 according to RFC 4291
-  (((value1&112)==32)) && echo "GUA" || true
+  if (( (value1&112)==32 )); then
+    echo "GUA"
+  fi
   # the LL test is testing for fe80::/10 according to RFC 4193
-  (((value1==254) && ((value2&192)==128))) && echo "Link-local" || true
+  if (( (value1)==254 )) && (( (value2&192)==128 )); then
+    echo "Link-local"
+  fi
 }
 
 # A dialog for showing the user about IPv6 blocking