diff --git a/pysollib/tile/solverdialog.py b/pysollib/tile/solverdialog.py
index 49d14b6d..13033bfa 100644
--- a/pysollib/tile/solverdialog.py
+++ b/pysollib/tile/solverdialog.py
@@ -37,7 +37,7 @@ from pysollib.mfxutil import KwStruct
 
 # Toolkit imports
 from pysollib.tile.basetilemfxdialog import BaseTileMfxDialog
-from tkwidget import PysolCombo
+from .tkwidget import PysolCombo
 from pysollib.ui.tktile.solverdialog import BaseSolverDialog, \
         connect_game_solver_dialog, destroy_solver_dialog, solver_dialog, \
         reset_solver_dialog
diff --git a/pysollib/tile/soundoptionsdialog.py b/pysollib/tile/soundoptionsdialog.py
index 2cc94148..1758516e 100644
--- a/pysollib/tile/soundoptionsdialog.py
+++ b/pysollib/tile/soundoptionsdialog.py
@@ -26,7 +26,7 @@ __all__ = ['SoundOptionsDialog']
 # imports
 import os
 from six.moves import tkinter
-import ttk
+from . import ttk
 
 # PySol imports
 from pysollib.mygettext import _
@@ -36,8 +36,8 @@ from pysollib.pysolaudio import pysolsoundserver
 
 # Toolkit imports
 from pysollib.ui.tktile.tkconst import EVENT_HANDLED
-from tkwidget import MfxDialog, MfxMessageDialog
-from tkwidget import PysolScale
+from .tkwidget import MfxDialog, MfxMessageDialog
+from .tkwidget import PysolScale
 
 
 # ************************************************************************
diff --git a/pysollib/tile/statusbar.py b/pysollib/tile/statusbar.py
index 6195be6c..6fc72cbe 100644
--- a/pysollib/tile/statusbar.py
+++ b/pysollib/tile/statusbar.py
@@ -28,13 +28,13 @@ __all__ = ['PysolStatusbar',
 import os
 import sys
 from six.moves import tkinter
-import ttk
+from . import ttk
 
 # PySol imports
 from pysollib.mygettext import _
 
 # Toolkit imports
-from tkwidget import MfxTooltip
+from .tkwidget import MfxTooltip
 
 if __name__ == '__main__':
     d = os.path.abspath(os.path.join(sys.path[0], os.pardir, os.pardir))