diff --git a/win32ss/pch.h b/win32ss/pch.h
index 48ffb8ca322..efc390df220 100644
--- a/win32ss/pch.h
+++ b/win32ss/pch.h
@@ -67,6 +67,7 @@ typedef struct _SECURITY_ATTRIBUTES SECURITY_ATTRIBUTES, *LPSECURITY_ATTRIBUTES;
 #define _NOCSECT_TYPE
 #include <ddrawi.h>
 #include <imm.h>
+#include <dbt.h>
 
 /* SEH support with PSEH */
 #include <pseh/pseh2.h>