diff --git a/nixos/colmena.nix b/nixos/colmena.nix
index d2f672b..4af3bfd 100644
--- a/nixos/colmena.nix
+++ b/nixos/colmena.nix
@@ -14,20 +14,20 @@ in {
           matrix-synapse-unwrapped =
             super.matrix-synapse-unwrapped.overridePythonAttrs (old: rec {
               pname = "matrix-synapse";
-              version = "1.103.0";
+              version = "1.104.0";
               format = "pyproject";
 
               src = super.fetchFromGitHub {
                 owner = "matrix-org";
                 repo = "synapse";
                 rev = "v${version}";
-                hash = "sha256-NwHX4pOM2PUf2MldaPTOzP9gOcTmILxM1Sx2HPkLBcw=";
+                hash = "sha256-/P7EBtXSYygUrqKQ4niI8J5zkBPZDgHCW/j2rFxRlsY=";
               };
 
               cargoDeps = super.rustPackages.rustPlatform.fetchCargoTarball {
                 inherit src;
                 name = "${pname}-${version}";
-                hash = "sha256-AyV0JPPJkJ4jdaw0FUXPqGF3Qkce1+RK70FkXAw+bLA=";
+                hash = "sha256-0lCbIlEM4wIG7W5BXWIZWkS6c/BkEG13xtcnPm3LjgY=";
               };
 
               doInstallCheck = false;
diff --git a/nixos/modules/services/matrix/synapse/shared-config.nix b/nixos/modules/services/matrix/synapse/shared-config.nix
index 31c9694..fa01ff3 100644
--- a/nixos/modules/services/matrix/synapse/shared-config.nix
+++ b/nixos/modules/services/matrix/synapse/shared-config.nix
@@ -73,7 +73,6 @@ in {
       resources = [{ names = [ "replication" ]; }];
     }
   ];
-  presence.enabled = false;
 
   # Caching
   event_cache_size = "25K";