diff --git a/npm_install.py b/npm_install.py
index 104b627..dd92ac9 100644
--- a/npm_install.py
+++ b/npm_install.py
@@ -333,23 +333,53 @@ def setup_angie():
 
         WRAP = """#!/bin/sh
 # nginx compat -> angie; safe config test (-t)
-# - remove all user-provided -g
-# - force pid to /tmp during tests to avoid /run/angie perms
-if printf ' %s ' "$@" | grep -q ' -t '; then
-  set -- "$@"
-  NEW_ARGS=""
-  while [ "$#" -gt 0 ]; do
-    if [ "$1" = "-g" ]; then
-      shift 2
+# - strip all user-provided -g flags
+# - when running with -t, use a temp config without 'pid' and set pid via -g
+
+strip_pid_conf() {
+  # 1) find base config from -c if provided, otherwise default
+  local base_conf="/etc/angie/angie.conf"
+  local next_is_c=
+  local arg
+  for arg in "$@"; do
+    if [ -n "$next_is_c" ]; then
+      base_conf="$arg"
+      next_is_c=
       continue
     fi
-    NEW_ARGS="$NEW_ARGS \"${1}\""
-    shift
+    [ "$arg" = "-c" ] && next_is_c=1
   done
+
+  # 2) create a temporary config with any top-level 'pid ...;' removed
+  local tmpd tmpc
+  tmpd="$(mktemp -d)"
+  tmpc="$tmpd/angie.conf"
+  # remove lines starting with 'pid ...;' (with optional leading whitespace)
+  sed -E 's/^[[:space:]]*pid[[:space:]]+[^;]+;//' "$base_conf" > "$tmpc"
+  printf '%s\n' "$tmpc"
+}
+
+if printf ' %s ' "$@" | grep -q ' -t '; then
+  # rebuild args: drop every -g <arg> and -c <file> (we will pass our own -c)
+  NEW_ARGS=""
+  skip_next=""
+  for a in "$@"; do
+    if [ -n "$skip_next" ]; then
+      skip_next=""
+      continue
+    fi
+    if [ "$a" = "-g" ] || [ "$a" = "-c" ]; then
+      skip_next=1
+      continue
+    fi
+    NEW_ARGS="$NEW_ARGS $a"
+  done
+
+  TMP_CONF="$(strip_pid_conf "$@")"
   # shellcheck disable=SC2086
-  eval set -- $NEW_ARGS
-  exec /usr/sbin/angie -g "pid /tmp/angie-test.pid; error_log off;" "$@"
+  exec /usr/sbin/angie -g "pid /tmp/angie-test.pid; error_log off;" -c "$TMP_CONF" $NEW_ARGS
 else
+  # full compatibility (e.g. -s reload): forward everything to angie
   exec /usr/sbin/angie "$@"
 fi
 """