diff --git a/patches/285558.patch b/patches/285558.patch
new file mode 100644
index 00000000..6caf9064
--- /dev/null
+++ b/patches/285558.patch
@@ -0,0 +1,22 @@
+diff --git a/pkgs/servers/mastodon/source.nix b/pkgs/servers/mastodon/source.nix
+index 6ccec387514c0a..06c07c09df5b56 100644
+--- a/pkgs/servers/mastodon/source.nix
++++ b/pkgs/servers/mastodon/source.nix
+@@ -1,7 +1,7 @@
+ # This file was generated by pkgs.mastodon.updateScript.
+ { fetchFromGitHub, applyPatches, patches ? [] }:
+ let
+-  version = "4.2.4";
++  version = "4.2.5";
+ in
+ (
+   applyPatches {
+@@ -9,7 +9,7 @@ in
+       owner = "mastodon";
+       repo = "mastodon";
+       rev = "v${version}";
+-      hash = "sha256-YPGOe9wywRls26PqEbqFeQRg7rcnRBO2NyiNW1fssts=";
++      hash = "sha256-dgC5V/CVE9F1ORTjPWUWc/JVcWCEj/pb4eWpDV0WliY=";
+     };
+     patches = patches ++ [];
+   }) // {