diff --git a/GUI/MainFrame.cpp b/GUI/MainFrame.cpp
index e940e65..25ead3c 100644
--- a/GUI/MainFrame.cpp
+++ b/GUI/MainFrame.cpp
@@ -11,7 +11,7 @@
 
 MainFrame::MainFrame( wxWindow* parent, wxWindowID id, const wxString& title, const wxPoint& pos, const wxSize& size, long style ) : wxFrame( parent, id, title, pos, size, style )
 {
-	this->SetSizeHints( wxSize( -1,600 ), wxDefaultSize );
+	this->SetSizeHints( wxSize( -1,600 ), wxSize( -1,600 ) );
 
 	wxBoxSizer* bSizerMain;
 	bSizerMain = new wxBoxSizer( wxVERTICAL );
diff --git a/GUI/MainFrame.fbp b/GUI/MainFrame.fbp
index e0e7d39..3a762d7 100644
--- a/GUI/MainFrame.fbp
+++ b/GUI/MainFrame.fbp
@@ -41,7 +41,7 @@
             <property name="font"></property>
             <property name="hidden">0</property>
             <property name="id">wxID_ANY</property>
-            <property name="maximum_size"></property>
+            <property name="maximum_size">-1,600</property>
             <property name="minimum_size">-1,600</property>
             <property name="name">MainFrame</property>
             <property name="pos"></property>