diff --git a/config/hosts/mastodon/mastodon.nix b/config/hosts/mastodon/mastodon.nix
index 993f43e..d9c9f71 100644
--- a/config/hosts/mastodon/mastodon.nix
+++ b/config/hosts/mastodon/mastodon.nix
@@ -2,13 +2,13 @@
 let
   tangerineUI = pkgs.fetchgit {
     url = "https://github.com/nileane/TangerineUI-for-Mastodon.git";
-    rev = "v2.2";
-    hash = "sha256-KyXDnpZh1DrY59jvdU42UicgBVvEGtvAGeU1mNxJauQ=";
+    rev = "v2.3";
+    hash = "sha256-Yl5UOjcp0Q3WpiLgfjQFVVEQs4WlVUSBCS7kuO+39wQ=";
   };
   mastodonModern = pkgs.fetchgit {
     url = "https://git.gay/freeplay/Mastodon-Modern.git";
-    rev = "e9e53496789234d5782b5b3d97ed66a130b1678a";
-    hash = "sha256-lUq57Gbr1UCMVGoO4xTT3wYPNwohdepxSPCX+WP6AS8=";
+    rev = "5dc82786107bfb4dc4786571160d63a59cc609d6";
+    hash = "sha256-0qr+PN1eTR2iqicJEEUskm0DchpZhocEVwoHfwOvHMw=";
   };
   mastodonNekoversePatches = pkgs.fetchgit {
     url = "https://github.com/yuri-qq/nekoverse-mastodon-patches.git";
@@ -16,14 +16,14 @@ let
   };
   mastodonNekoverseOverlay = final: prev: {
     mastodon = (prev.mastodon.override rec {
-      version = "4.3.7";
+      version = "4.3.8";
       srcOverride = final.applyPatches {
         src = pkgs.stdenv.mkDerivation {
           name = "mastodonWithThemes";
           src = pkgs.fetchgit {
             url = "https://github.com/mastodon/mastodon.git";
             rev = "v${version}";
-            sha256 = "sha256-KmeWBMuyJ/ZdZnFXAlpvgXV+J8IZrcaTXvvui4l6mjY=";
+            sha256 = "sha256-08AApylDOz8oExZ0cRaZTgNAuP+1wiLkx0SDhkO2fMM=";
           };
           # mastodon ships with broken symlinks, disable the check for that for now
           dontCheckForBrokenSymlinks = true;
@@ -50,6 +50,7 @@ let
         ];
       };
       yarnHash = "sha256-IC4d/skIHEzJPuKlq4rMAqV+ydqquA6toq4WWCfuDxo=";
+      yarnMissingHashes = null;
     });
   };
   pkgs-overlay = pkgs.extend mastodonNekoverseOverlay;