diff --git a/module.nix b/module.nix
index 44a819e..84283dd 100644
--- a/module.nix
+++ b/module.nix
@@ -126,6 +126,7 @@ in {
             proxyPass     = "http://127.0.0.1:${toString cfg.port}";
             basicAuth     = "gallery";
             basicAuthFile = cfg.nginx.htpasswdFile;
+            extraConfig   = "client_max_body_size 20M;";
           };
         };
       };