1 files changed, 21 insertions, 5 deletions
diff --git a/nixpkgs/pkgs/servers/mautrix-telegram/default.nix b/nixpkgs/pkgs/servers/mautrix-telegram/default.nix
index 7c50c9cb27b8..496b8c493904 100644
--- a/nixpkgs/pkgs/servers/mautrix-telegram/default.nix
+++ b/nixpkgs/pkgs/servers/mautrix-telegram/default.nix
@@ -1,21 +1,25 @@
-{ lib, python3 }:
+{ lib, python3, mautrix-telegram }:
 
 with python3.pkgs;
 
 buildPythonPackage rec {
   pname = "mautrix-telegram";
-  version = "0.5.1";
+  version = "0.5.2";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "51951845e52c4ca5410e0f4a51d99014dd6df2fcedfca8b7241e045359cbf112";
+    sha256 = "03dbd389e05aa08c52ef36ca362fcc9aa103f6c6173bb093ed03a96e05e8d43d";
   };
 
+  postPatch = ''
+    sed -i -e '/alembic>/d' setup.py
+  '';
+
   propagatedBuildInputs = [
+    Mako
     aiohttp
     mautrix-appservice
     sqlalchemy
-    alembic
     CommonMark
     ruamel_yaml
     future-fstrings
@@ -26,6 +30,18 @@ buildPythonPackage rec {
     lxml
   ];
 
+  # `alembic` (a database migration tool) is only needed for the initial setup,
+  # and not needed during the actual runtime. However `alembic` requires `mautrix-telegram`
+  # in its environment to create a database schema from all models.
+  #
+  # Hence we need to patch away `alembic` from `mautrix-telegram` and create an `alembic`
+  # which has `mautrix-telegram` in its environment.
+  passthru.alembic = alembic.overrideAttrs (old: {
+    propagatedBuildInputs = old.propagatedBuildInputs ++ [
+      mautrix-telegram
+    ];
+  });
+
   checkInputs = [
     pytest
     pytestrunner
@@ -37,6 +53,6 @@ buildPythonPackage rec {
     homepage = https://github.com/tulir/mautrix-telegram;
     description = "A Matrix-Telegram hybrid puppeting/relaybot bridge";
     license = licenses.agpl3Plus;
-    maintainers = with maintainers; [ nyanloutre ];
+    maintainers = with maintainers; [ nyanloutre ma27 ];
   };
 }