diff --git a/TextCanvas.py b/TextCanvas.py
index d0c33f2..d5c7173 100644
--- a/TextCanvas.py
+++ b/TextCanvas.py
@@ -287,7 +287,7 @@ class TextCanvas:
 			width, height = self.determine_terminal_dimensions()
 			
 			self.__terminal_width = width
-			self.__terminal_height = height
+			self.__terminal_height = height - 1
 			
 			self._auto_calculate_virtual_dimensions(acquire_locks=False)