diff --git a/docker/rootfs/usr/local/nginx/conf/nginx.conf b/docker/rootfs/usr/local/nginx/conf/nginx.conf
index a8e5ca1b9..b36c81ea1 100644
--- a/docker/rootfs/usr/local/nginx/conf/nginx.conf
+++ b/docker/rootfs/usr/local/nginx/conf/nginx.conf
@@ -68,12 +68,12 @@ http {
         vod_hls_mpegts_align_frames off;
         vod_hls_mpegts_interleave_frames on;
 
-		# file handle caching / aio
-		open_file_cache max=1000 inactive=5m;
-		open_file_cache_valid 2m;
-		open_file_cache_min_uses 1;
-		open_file_cache_errors on;
-		aio on;
+        # file handle caching / aio
+        open_file_cache max=1000 inactive=5m;
+        open_file_cache_valid 2m;
+        open_file_cache_min_uses 1;
+        open_file_cache_errors on;
+        aio on;
 
         # https://github.com/kaltura/nginx-vod-module#vod_open_file_thread_pool
         vod_open_file_thread_pool default;