diff --git a/clients/quadraticserver/matrix/cinny.nix b/clients/quadraticserver/matrix/cinny.nix
index 5e69568..0e4d28a 100644
--- a/clients/quadraticserver/matrix/cinny.nix
+++ b/clients/quadraticserver/matrix/cinny.nix
@@ -12,13 +12,13 @@
           src = pkgs.fetchFromCodeberg {
             owner = "lapingvino";
             repo = "cinny";
-            rev = "e612663520f7f880e4c193a0b4aaca3d99e1bade";
-            hash = "sha256-sShOLXd/L4NDCHOUap09JJ8V7voxKrehx//9sh2xugw=";
+            rev = "719381934efbe3aab098d4f077ec4ee14a30eddb";
+            hash = "";
           };
           npmDeps = pkgs.fetchNpmDeps {
             inherit src;
             name = "${old.pname}-${old.version}-npm-deps";
-            hash = "sha256-a4cnxo5smN+a6DWKPPkbGkd8gcQe/jazSEmrqKcN0fA=";
+            hash = "";
           };
         });
       }
diff --git a/flake.lock b/flake.lock
index 5239f75..cd0f231 100644
--- a/flake.lock
+++ b/flake.lock
@@ -2157,11 +2157,11 @@
     },
     "nixpkgs-custom": {
       "locked": {
-        "lastModified": 1769011074,
-        "narHash": "sha256-vrW6Lz7fbtDlm9idTGnLHX9sa2fIY/IpdnzLAr1cRYQ=",
+        "lastModified": 1771522177,
+        "narHash": "sha256-m62O2bp6ZxPFoZBrd/+fB5Pd4c+pz+7pz4JpqZUZCXw=",
         "owner": "Henry-Hiles",
         "repo": "nixpkgs",
-        "rev": "733fd7ed52ab486c2291df64a8f75d8a8d62e1c7",
+        "rev": "2d68fc5183e52237ef4d5fef93b99f589f9ac201",
         "type": "github"
       },
       "original": {
diff --git a/modules/server/continuwuity.nix b/modules/server/continuwuity.nix
index afdba7d..359c518 100644
--- a/modules/server/continuwuity.nix
+++ b/modules/server/continuwuity.nix
@@ -49,13 +49,13 @@
             url_preview_domain_explicit_allowlist = [ "*" ];
             url_preview_max_spider_size = 2097152;
 
-            max_request_size = 50000000;
+            max_request_size = 524288000;
 
             allow_local_presence = false;
             allow_incoming_presence = false;
             allow_outgoing_presence = false;
 
-            db_cache_capacity_mb = 512;
+            db_cache_capacity_mb = 1024;
 
             well_known = {
               client = "https://${subdomain}";