diff --git a/pkgs/servers/matrix-synapse/default.nix b/pkgs/servers/matrix-synapse/default.nix
index e9d6ab235a8..ee52b838aea 100644
--- a/pkgs/servers/matrix-synapse/default.nix
+++ b/pkgs/servers/matrix-synapse/default.nix
@@ -1,8 +1,8 @@
-{ lib, stdenv, python2
+{ lib, stdenv, python3
 , enableSystemd ? true
 }:
 
-with python2.pkgs;
+with python3.pkgs;
 
 let
   matrix-synapse-ldap3 = buildPythonPackage rec {