diff --git a/flake.nix b/flake.nix
index f25bba4..eaeb561 100644
--- a/flake.nix
+++ b/flake.nix
@@ -85,6 +85,22 @@
         propagatedBuildInputs = with pkgs.python3Packages; [ numpy pyqt6 ];
       };
 
+      qtextras = pkgs.python3Packages.buildPythonPackage rec {
+        pname = "qtextras";
+        version = "0.6.8";
+        format = "pyproject";
+        src = pkgs.fetchPypi {
+          inherit pname version;
+          hash = "sha256-d1ZotSlOI4surUy0H0N4xHoq94IRQvMHunwRH1uubFg=";
+        };
+        buildInputs = [ pkgs.python3Packages.hatchling ];
+        propagatedBuildInputs = with pkgs.python3Packages; [
+          numpy
+          pyqtgraph
+          ruamel-yaml
+        ];
+      };
+
       pglive = pkgs.python3Packages.buildPythonPackage rec {
         pname = "pglive";
         version = "0.7.2";
@@ -105,7 +121,13 @@
 
         nativeBuildInputs = [ pkgs.qt6.wrapQtAppsHook ];
         propagatedBuildInputs = [ pkgs.qt6.qtbase ]
-          ++ (with pkgs.python3Packages; [ pyqtgraph pyqt6 qasync pglive ]);
+          ++ (with pkgs.python3Packages; [
+            pyqtgraph
+            pyqt6
+            qasync
+            pglive
+            qtextras
+          ]);
 
         dontWrapQtApps = true;
         postFixup = ''
@@ -135,6 +157,7 @@
             pyqt6
             qasync
             pglive
+            qtextras
           ]);
       };
       defaultPackage.x86_64-linux = thermostat;