diff --git a/pkgs/servers/mastodon/gemset.nix b/pkgs/servers/mastodon/gemset.nix
index ccb983280702..37238f139612 100644
--- a/pkgs/servers/mastodon/gemset.nix
+++ b/pkgs/servers/mastodon/gemset.nix
@@ -3970,10 +3970,10 @@
     platforms = [ ];
     source = {
       remotes = [ "https://rubygems.org" ];
-      sha256 = "0vgsvdaglz1spx9gxrr6xh7qqhi4qd8jd06h2ihwxmazj9ajld6y";
+      sha256 = "01wi1csw4kjmlxmd1igx5hj2wrwkslay1xamg4cv8l7imr27l3hv";
       type = "gem";
     };
-    version = "1.18.0";
+    version = "1.18.1";
   };
   ruby-vips = {
     dependencies = [
diff --git a/pkgs/servers/mastodon/source.nix b/pkgs/servers/mastodon/source.nix
index 5de05347664e..122ad9ffa42f 100644
--- a/pkgs/servers/mastodon/source.nix
+++ b/pkgs/servers/mastodon/source.nix
@@ -5,14 +5,14 @@
   patches ? [ ],
 }:
 let
-  version = "4.3.10";
+  version = "4.3.11";
 in
 applyPatches {
   src = fetchFromGitHub {
     owner = "mastodon";
     repo = "mastodon";
     rev = "v${version}";
-    hash = "sha256-s7p5J9tzw0uHsWcHHkvfkyesZvNRzgC8fcVU3oylteo=";
+    hash = "sha256-21f1k6YvpB9YG/4nhobDsYG+vbWbv49+H4nI7eRKzc8=";
 
     passthru = {
       inherit version;