diff --git a/construct_editor/main.py b/construct_editor/main.py
index 1184d75..109feae 100644
--- a/construct_editor/main.py
+++ b/construct_editor/main.py
@@ -55,7 +55,8 @@ def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
 
         self.SetTitle("Construct Gallery")
-        self.SetSize(1600, 1000)
+        width, height = wx.GetDisplaySize()
+        self.SetSize(int(width * 90 / 100), int(height * 90 / 100))
         self.SetIcon(icon.GetIcon())
         self.Center()