diff --git a/src/devctxt.h b/src/devctxt.h
index 327aab3..f83fa2b 100755
--- a/src/devctxt.h
+++ b/src/devctxt.h
@@ -4,6 +4,7 @@
 #include "wintype.h"
 #include "gfxtype.h"
 #include "gfxobj.h"
+#include "bitmap.h"
 
 #define DCTXT_SIG_WORD  0x78744344   /* "DCtx */
 
diff --git a/src/ep_init.h b/src/ep_init.h
index e394470..5e68ef4 100644
--- a/src/ep_init.h
+++ b/src/ep_init.h
@@ -15,6 +15,7 @@ extern PyObject *Epython_init_upiwin_module(void);
 extern PyObject *Epython_init_upiwin_tmp_module(void);
 
 extern HRESULT Epython_register_devctxt(PyObject *module);
+extern HRESULT Epython_register_bitmap(PyObject *module);
 
 extern HRESULT Epython_setup(void);
 extern HRESULT Epython_run(void);