diff --git a/flake.nix b/flake.nix
index e8a53a9..39183bf 100644
--- a/flake.nix
+++ b/flake.nix
@@ -41,22 +41,6 @@
         prometheus-exporter = ./config/extra/prometheus-exporter.nix;
       };
       overlays = {
-        matrixSynapseFix = final: prev: {
-          matrix-synapse-unwrapped = prev.matrix-synapse-unwrapped.overrideAttrs (finalAttrs: prevAttrs: rec {
-            version = "1.135.2";
-            src = prev.fetchFromGitHub {
-              owner = "element-hq";
-              repo = "synapse";
-              rev = "v${version}";
-              hash = "sha256-4HAA9Xq4C3DHxz0BgqBitfM4wZwPSEu+IO/OPfHzLVw=";
-            };
-            cargoDeps = final.rustPlatform.fetchCargoVendor {
-              inherit src;
-              hash = "sha256-4J92s6cSgsEIYQpbU6OOLI/USIJX2Gc7UdEHgWQgmXc=";
-            };
-            patches = [];
-          });
-        };
         librespotFixOverlay = final: prev: {
           librespot = (prev.librespot.override { withAvahi = true; }).overrideAttrs (finalAttrs: prevAttr: rec {
             # Build dev branch.
@@ -125,7 +109,6 @@
             sops-nix.nixosModules.sops
             self.nixosModules.prometheus-exporter
             ./config/hosts/matrix
-            { nixpkgs.overlays = [ self.overlays.matrixSynapseFix ]; }
           ];
         };