diff --git a/modules/services/workout-sync.nix b/modules/services/workout-sync.nix
index 29e9ca7..7b4722e 100644
--- a/modules/services/workout-sync.nix
+++ b/modules/services/workout-sync.nix
@@ -48,7 +48,12 @@ in
 
     modules.services.webserver = {
       enable = lib.mkDefault true;
-      vHosts.${fqdn}.locations."/".proxyPort = port;
+      vHosts.${fqdn}.locations."/" = {
+        proxyPort = port;
+        extraConfig = ''
+          client_max_body_size 50m;
+        '';
+      };
     };
   };
 }