diff --git a/youtube_dl_gui/optionsframe.py b/youtube_dl_gui/optionsframe.py
index a60f0e7..0dffbed 100644
--- a/youtube_dl_gui/optionsframe.py
+++ b/youtube_dl_gui/optionsframe.py
@@ -34,7 +34,6 @@ from .formats import (
     FORMATS
 )
 #TODO Adjust layout
-#TODO Set frame's min size
 #TODO Add labels to gettext
 #TODO Move all formats, etc to formats.py
 
@@ -50,6 +49,8 @@ class OptionsFrame(wx.Frame):
 
     FRAME_TITLE = _("Options")
 
+    FRAMES_MIN_SIZE = (500, 440)
+
     def __init__(self, parent):
         wx.Frame.__init__(self, parent, title=self.FRAME_TITLE, size=parent.opt_manager.options["opts_win_size"])
         self.opt_manager = parent.opt_manager
@@ -92,6 +93,8 @@ class OptionsFrame(wx.Frame):
         self.Bind(wx.EVT_BUTTON, self._on_close, self.close_button)
         self.Bind(wx.EVT_CLOSE, self._on_close)
 
+        self.SetMinSize(self.FRAMES_MIN_SIZE)
+
         self._set_layout()
         self.load_all_options()