diff --git a/gemini/EN/install.gmi b/gemini/EN/install.gmi
index 51274c100..118f5373a 100644
--- a/gemini/EN/install.gmi
+++ b/gemini/EN/install.gmi
@@ -114,7 +114,7 @@ And paste the following:
             proxy_set_header X-Forward-For $proxy_add_x_forwarded_for;
             proxy_set_header X-Forward-Proto http;
             proxy_set_header X-Nginx-Proxy true;
-            expires 7;
+            expires 7d;
             proxy_set_header Pragma public;
             proxy_set_header Cache-Control "public";
             proxy_temp_file_write_size 64k;
diff --git a/website/EN/index.html b/website/EN/index.html
index 4fd4b2e9d..0db017d54 100644
--- a/website/EN/index.html
+++ b/website/EN/index.html
@@ -1394,7 +1394,7 @@
       proxy_set_header X-Forward-For $proxy_add_x_forwarded_for;<br>
       proxy_set_header X-Forward-Proto http;<br>
       proxy_set_header X-Nginx-Proxy true;<br>
-      expires 7;<br>
+      expires 7d;<br>
       proxy_set_header Pragma public;<br>
       proxy_set_header Cache-Control "public";<br>
       proxy_temp_file_write_size 64k;<br>