diff --git a/comp b/comp
index 3aa9c48..dcac5eb 100755
--- a/comp
+++ b/comp
@@ -1,5 +1,5 @@
 #!/usr/bin/env bash
-# shellcheck disable=SC2016,SC2034,SC2068,SC2154,SC2317 source=/dev/null
+# shellcheck disable=SC2016,SC2154,SC2164,SC2317 source=/dev/null
 
 set -Eumo pipefail
 
@@ -46,7 +46,9 @@ source "$SCRIPTS_DIR/colors.sh"
 
 __append_env_from () {
   if [ -f "$1" ] ; then
-    if ! ( set -a && source .env && "$1" ) >> .env ; then
+    if set -a && source .env && "$1" > .env.add ; then
+      cat .env.add >> .env ; rm .env.add
+    else
       local script_file="${1/#./$comp}"
       echo "'${script_file#"$SELF_DIR"/}' FAILED!" ; return 1
     fi
@@ -257,8 +259,7 @@ do_validate () {
 do_clean () {
   __grab_ps __ps_before_clean
   if [ -n "$__ps_before_clean" ] ; then
-    __error "Cannot clean while ${_bold_}$comp${_normal_} is running!"
-    return 1
+    __error "Cannot clean while ${_bold_}$comp${_normal_} is running!" ; return 1
   fi
 
   rm -rfv generated .env
@@ -304,8 +305,7 @@ do_status () {
   for svc in $( "$YQ_CMD" -M '.services | keys | .[]' docker-compose.yml ) ; do
     echo -n " $svc"
     if ! ( echo "$__ps_before_status" | grep "$svc" | grep -q healthy ) ; then
-      echo ; __error "Unhealthy service: ${_fg_red_}$svc${_normal_}"
-      return 1
+      echo ; __error "Unhealthy service: ${_fg_red_}$svc${_normal_}" ; return 1
     fi
   done
   echo
@@ -361,7 +361,6 @@ Compositions Found ($num_comps):" >&2
   done <<< "$compositions" >&2
   exit $EXIT_CODE_USAGE_ERROR
 }
-
 [ $# -gt 0 ] || usage
 
 expand_verbs () {
@@ -382,16 +381,11 @@ expand_verbs () {
 }
 
 VERBS="${1//,/ }"
-for VERB in $VERBS ; do
-  [ "$VERB" = "clean" ] || \
-  [ "$VERB" = "down" ] || \
-  [ "$VERB" = "overrides" ] || \
-  [ "$VERB" = "pull" ] || \
-  [ "$VERB" = "status" ] || \
-  [ "$VERB" = "up" ] || \
-  [ "$VERB" = "validate" ] || \
-    expand_verbs "$VERBS" || \
-    usage "Unknown verb: $VERB"
+for V in $VERBS ; do
+  [ "$V" = "clean" ] || [ "$V" = "down" ] || [ "$V" = "overrides" ] || [ "$V" = "pull" ] \
+    || [ "$V" = "status" ] || [ "$V" = "up" ] || [ "$V" = "validate" ] \
+    || expand_verbs "$VERBS" \
+    || usage "Unknown verb: $V"
 done
 shift
 
@@ -418,12 +412,13 @@ done
 validate_and_set_option () {
   local OPTION="OPTION_$2"
   case "$1" in
-    yes | no ) printf -v "$OPTION" "%s" "$1"
-               return 0
+    yes | no ) printf -v "$OPTION" "%s" "$1" ; return 0
   esac
-  [ "$3" = "override" ] \
-    && ( echo ; __error "Invalid value '$1' for '${2,,}' option in options.override.conf" ) \
-    || usage "Invalid value '$1' for '${2,,}' option"
+  if [ "$3" = "override" ] ; then
+    echo ; __error "Invalid value '$1' for '${2,,}' option in options.override.conf"
+  else
+    usage "Invalid value '$1' for '${2,,}' option"
+  fi
   return 1
 }
 
diff --git a/pihole/docker-compose.yml b/pihole/docker-compose.yml
index 8297657..fcb1b0f 100644
--- a/pihole/docker-compose.yml
+++ b/pihole/docker-compose.yml
@@ -1,5 +1,3 @@
-version: "2.4"
-
 networks:
   default:
     driver: bridge