diff --git a/poezio/__main__.py b/poezio/__main__.py
index 5f34230b..d924d7fc 100644
--- a/poezio/__main__.py
+++ b/poezio/__main__.py
@@ -3,4 +3,5 @@ from poezio.poezio import test_curses, main
 if test_curses():
     main()
 else:
+    import sys
     sys.exit(1)