diff --git a/swoole/8.2/Dockerfile b/swoole/8.2/Dockerfile
index 8836131..c957d39 100644
--- a/swoole/8.2/Dockerfile
+++ b/swoole/8.2/Dockerfile
@@ -21,7 +21,7 @@ RUN set -ex \
     && php -m \
     && php --ri swoole \
     #  ---------- some config ----------
-    && cd /etc/php81 \
+    && cd /etc/php82 \
     # - config PHP
     && { \
     echo "upload_max_filesize=128M"; \