diff --git a/flake.nix b/flake.nix
index 45cbf69..184ad5c 100644
--- a/flake.nix
+++ b/flake.nix
@@ -93,6 +93,12 @@
         pyproject = true;
         inherit (pkgs.python3Packages.linien-common) src version;
         sourceRoot = "source/linien-server";
+        postPatch = ''
+          substituteInPlace linien_server/acquisition.py \
+            --replace "  start_nginx()" "" \
+            --replace "  stop_nginx()" "" \
+            --replace "  flash_fpga()" ""
+        '';
         nativeBuildInputs = [ pkgs.python3Packages.setuptools ];
         propagatedBuildInputs = with pkgs.python3Packages; [
           appdirs