1diff --git a/uxsim/__init__.py b/uxsim/__init__.py
2index cf661c5..540e6f8 100644
3--- a/uxsim/__init__.py
4+++ b/uxsim/__init__.py
5@@ -1,3 +1,6 @@
6+import os
7+if not os.getenv("QT_PLUGIN_PATH"):
8+ os.environ["QT_PLUGIN_PATH"] = "$NIX_QT_PLUGIN_PATH"
9 from .uxsim import *
10 from .utils import *
11 from .analyzer import *