diff --git a/pysollib/winsystems/common.py b/pysollib/winsystems/common.py
index fadafe08..68257718 100644
--- a/pysollib/winsystems/common.py
+++ b/pysollib/winsystems/common.py
@@ -62,7 +62,7 @@ def set_theme(app, top, theme):
 def get_font_name(font):
     # create font name
     # i.e. "helvetica 12" -> ("helvetica", 12, "roman", "normal")
-    from tkFont import Font
+    from six.moves.tkinter_font import Font
     font_name = None
     try:
         f = Font(font=font)