diff --git a/panda/src/display/drawableRegion.h b/panda/src/display/drawableRegion.h
index 10218e8ffc..0f78d5e06b 100644
--- a/panda/src/display/drawableRegion.h
+++ b/panda/src/display/drawableRegion.h
@@ -22,6 +22,7 @@
 #include "pandabase.h"
 #include "luse.h"
 #include "renderBuffer.h"
+#include "typedWritableReferenceCount.h"
 
 ////////////////////////////////////////////////////////////////////
 //       Class : DrawableRegion
@@ -86,6 +87,7 @@ private:
   Colorf _clear_color;
   float _clear_depth;
   unsigned int _clear_stencil;
+
 };
 
 #include "drawableRegion.I"
diff --git a/panda/src/display/graphicsEngine.cxx b/panda/src/display/graphicsEngine.cxx
index 6aedb7b527..eabecef0df 100644
--- a/panda/src/display/graphicsEngine.cxx
+++ b/panda/src/display/graphicsEngine.cxx
@@ -45,6 +45,7 @@
 
 #if defined(WIN32)
   #define WINDOWS_LEAN_AND_MEAN
+  #include <WinSock2.h>
   #include <wtypes.h>
   #undef WINDOWS_LEAN_AND_MEAN  
 #else