diff --git a/uppsrc/CtrlCore/TopWindow.cpp b/uppsrc/CtrlCore/TopWindow.cpp
index 65e42ee10..c10e8d244 100644
--- a/uppsrc/CtrlCore/TopWindow.cpp
+++ b/uppsrc/CtrlCore/TopWindow.cpp
@@ -352,6 +352,12 @@ TopWindow& TopWindow::Title(const char *s)
 	return Title(WString(s));
 }
 
+void TopWindow::SetMinSize(Size sz)
+{
+	minsize = sz;
+	SyncSizeHints();
+}
+
 TopWindow& TopWindow::Sizeable(bool b)
 {
 	sizeable = b;
diff --git a/uppsrc/CtrlCore/TopWindow.h b/uppsrc/CtrlCore/TopWindow.h
index 33a211784..d47be7e5e 100644
--- a/uppsrc/CtrlCore/TopWindow.h
+++ b/uppsrc/CtrlCore/TopWindow.h
@@ -108,7 +108,7 @@ public:
 	TopWindow&  CenterOwner()                       { center = 1; return *this; }
 	TopWindow&  CenterScreen()                      { center = 2; return *this; }
 
-	void        SetMinSize(Size sz)                 { minsize = sz; }
+	void        SetMinSize(Size sz);
 
 	void       Open(Ctrl *owner);
 	void       Open();
diff --git a/uppsrc/CtrlCore/Win32Wnd.cpp b/uppsrc/CtrlCore/Win32Wnd.cpp
index 78ac9a99d..d19f5d2bb 100644
--- a/uppsrc/CtrlCore/Win32Wnd.cpp
+++ b/uppsrc/CtrlCore/Win32Wnd.cpp
@@ -854,7 +854,7 @@ void Ctrl::EventLoop0(Ctrl *ctrl)
 
 	bool quit = false;
 	ProcessEvents(&quit);
-	while(!EndSession() && !quit && ctrl ? ctrl->IsOpen() && ctrl->InLoop() : GetTopCtrls().GetCount())
+	while(!EndSession() && !quit && (ctrl ? ctrl->IsOpen() && ctrl->InLoop() : GetTopCtrls().GetCount()))
 	{
 //		LLOG(GetSysTime() << " % " << (unsigned)msecs() % 10000 << ": EventLoop / GuiSleep");
 		SyncCaret();