diff --git a/Dockerfile b/Dockerfile
index 6283342..84bc623 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -103,8 +103,8 @@ RUN \
   py_version="$($pip_bin --version | sed 's|[pP]ython ||g' | awk -F '.' '{print $1$2}' | grep '[0-9]' || echo "0")"; \
   [ "$py_version" -gt "310" ] && pip_opts="--break-system-packages " || pip_opts=""; \
   if [ -n "$pip_bin" ];then $pip_bin -m pip install certbot-dns-rfc2136 certbot-dns-duckdns certbot-dns-cloudflare certbot-nginx $pip_opts || true;fi; \
-  [ -f "$BASH_CMD" ] && rm -rf "/bin/sh" && ln -sf "$BASH_CMD" "/bin/sh" || true; \
-  [ -n "$BASH_CMD" ] && sed -i 's|root:x:.*|root:x:0:0:root:/root:$BASH_CMD|g' "/etc/passwd" || true; \
+  [ -f "$BASH_CMD" ] && { rm -rf "/bin/sh" || true; } && ln -sf "$BASH_CMD" "/bin/sh" || true; \
+  [ -n "$BASH_CMD" ] && sed -i 's|root:x:.*|root:x:0:0:root:/root:'$BASH_CMD'|g' "/etc/passwd" || true; \
   [ -f "/usr/share/zoneinfo/${TZ}" ] && ln -sf "/usr/share/zoneinfo/${TZ}" "/etc/localtime" || true; \
   [ -n "$PHP_BIN" ] && [ -z "$(command -v php 2>/dev/null)" ] && ln -sf "$PHP_BIN" "/usr/bin/php" 2>/dev/null || true; \
   [ -n "$PHP_FPM" ] && [ -z "$(command -v php-fpm 2>/dev/null)" ] && ln -sf "$PHP_FPM" "/usr/bin/php-fpm" 2>/dev/null || true; \
diff --git a/rootfs/usr/local/etc/docker/functions/entrypoint.sh b/rootfs/usr/local/etc/docker/functions/entrypoint.sh
index 37757d8..05c7f6d 100644
--- a/rootfs/usr/local/etc/docker/functions/entrypoint.sh
+++ b/rootfs/usr/local/etc/docker/functions/entrypoint.sh
@@ -451,7 +451,7 @@ __create_service_user() {
   local exitStatus=0
   local set_home_dir=""
   local create_user="${1:-$SERVICE_USER}"
-  local create_group="${2:-$SERVICE_GROUP}"
+  local create_group="${2:-${SERVICE_GROUP:-$create_user}}"
   local create_home_dir="${3:-${WORK_DIR:-/home/$create_user}}"
   local create_uid="${4:-${SERVICE_UID:-$USER_UID}}"
   local create_gid="${5:-${SERVICE_GID:-$USER_GID}}"
@@ -620,6 +620,15 @@ EOF
         __symlink "/config/ssmtp/$file" "/etc/ssmtp/$file"
         __initialize_replace_variables "/etc/ssmtp/$file"
       done
+      if [ -f "/etc/ssmtp/revaliases" ] && [ ! -f "/config/ssmtp/revaliases" ]; then
+        mv -f "/etc/ssmtp/revaliases" "/config/ssmtp/revaliases"
+        __symlink "/config/ssmtp/revaliases" "/etc/ssmtp/revaliases"
+        __initialize_replace_variables "/etc/ssmtp/revaliases"
+      else
+        touch "/config/ssmtp/revaliases"
+        __symlink "/config/ssmtp/revaliases" "/etc/ssmtp/revaliases"
+        __initialize_replace_variables "/etc/ssmtp/revaliases"
+      fi
       echo "Done setting up ssmtp"
     fi
 
@@ -720,6 +729,11 @@ __initialize_replace_variables() {
     __find_replace "REPLACE_APP_GROUP" "${SERVICE_GROUP:-${SERVICE_USER:-${RUNAS_USER:-root}}}" "$set_dir"
     __find_replace "REPLACE_WWW_GROUP" "${SERVICE_GROUP:-${SERVICE_USER:-${RUNAS_USER:-root}}}" "$set_dir"
     __find_replace "REPLACE_SERVICE_USER" "${SERVICE_USER:-${RUNAS_USER:-root}}" "$set_dir"
+    __find_replace "REPLACE_SERVICE_GROUP" "${SERVICE_GROUP:-${RUNAS_USER:-root}}" "$set_dir"
+    if [ -n "$VAR_DIR" ]; then
+      mkdir -p "$VAR_DIR"
+      __find_replace "REPLACE_VAR_DIR" "$VAR_DIR" "$set_dir"
+    fi
     [ -n "$SERVICE_PORT" ] && __find_replace "REPLACE_SERVER_PORT" "${SERVICE_PORT:-80}" "$set_dir"
     [ -n "$HOSTNAME" ] && __find_replace "REPLACE_SERVER_NAME" "${FULL_DOMAIN_NAME:-$HOSTNAME}" "$set_dir"
     [ -n "$CONTAINER_NAME" ] && __find_replace "REPLACE_SERVER_SOFTWARE" "${CONTAINER_NAME:-docker}" "$set_dir"