diff --git a/pkgs/servers/xmpp/prosody/default.nix b/pkgs/servers/xmpp/prosody/default.nix
index 22884d6d70c..cabe91300ab 100644
--- a/pkgs/servers/xmpp/prosody/default.nix
+++ b/pkgs/servers/xmpp/prosody/default.nix
@@ -22,7 +22,7 @@ let
   );
 in
 stdenv.mkDerivation rec {
-  version = "0.12.1"; # also update communityModules
+  version = "0.12.3"; # also update communityModules
   pname = "prosody";
   # The following community modules are necessary for the nixos module
   # prosody module to comply with XEP-0423 and provide a working
@@ -34,7 +34,7 @@ stdenv.mkDerivation rec {
   ];
   src = fetchurl {
     url = "https://prosody.im/downloads/source/${pname}-${version}.tar.gz";
-    sha256 = "sha256-p+y75B8BpCUYBVk6xtFdvGy3XZx6h2x2tFbPdP9LkOU=";
+    sha256 = "sha256-NdoNAx/0YECi1jjgBNQlXiSbYyP+YhLbnd12tAHbIQE=";
   };
 
   # A note to all those merging automated updates: Please also update this
@@ -42,8 +42,8 @@ stdenv.mkDerivation rec {
   # version.
   communityModules = fetchhg {
     url = "https://hg.prosody.im/prosody-modules";
-    rev = "cce12a660b98";
-    sha256 = "sha256-dFWS1EFd2wtFnnuU4xKPnBisIdKkgMAvBtsfAEbdLjE=";
+    rev = "3e30799deec2";
+    sha256 = "sha256-oaWs2D5z1LtvhtZMlaZPLNoNNL/1TIZLZwFfC3vtRUo=";
   };
 
   nativeBuildInputs = [ makeWrapper ];