diff --git a/ShareX.ScreenCaptureLib/Forms/RegionCaptureForm.cs b/ShareX.ScreenCaptureLib/Forms/RegionCaptureForm.cs
index 4e2615843..8b4e51805 100644
--- a/ShareX.ScreenCaptureLib/Forms/RegionCaptureForm.cs
+++ b/ShareX.ScreenCaptureLib/Forms/RegionCaptureForm.cs
@@ -160,7 +160,8 @@ private void InitializeComponent()
                 Text = "ShareX - " + "Annotate"; // TODO: Translate
                 StartPosition = FormStartPosition.CenterScreen;
                 FormBorderStyle = FormBorderStyle.Sizable;
-                Size = new Size(900, 700);
+                Size = new Size(800, 600);
+                MinimumSize = new Size(800, 600);
                 WindowState = FormWindowState.Maximized;
                 ShowInTaskbar = true;
             }