diff --git a/configure/os/CONFIG.win32-x86.win32-x86-debug b/configure/os/CONFIG.win32-x86.win32-x86-debug
index 7f5ee95c0..7b471dc90 100644
--- a/configure/os/CONFIG.win32-x86.win32-x86-debug
+++ b/configure/os/CONFIG.win32-x86.win32-x86-debug
@@ -7,9 +7,10 @@
 # Sites may override these definitions in CONFIG_SITE.win32-x86.win32-x86-debug
 #-------------------------------------------------------
 
--include $(CONFIG)/os/CONFIG.Common.win32-x86
-include $(CONFIG)/os/CONFIG.win32-x86.win32-x86
+include $(CONFIG)/os/CONFIG.win32-x86-debug.win32-x86-debug
 
 GNU = NO
 
-CROSS_OPT = NO
+BUILD_CLASS = HOST
+
+HOST_OPT = NO