diff --git a/hw/xfree86/common/xf86Module.h b/hw/xfree86/common/xf86Module.h
index 72f6cf0e3..af7b778da 100644
--- a/hw/xfree86/common/xf86Module.h
+++ b/hw/xfree86/common/xf86Module.h
@@ -84,7 +84,7 @@ typedef enum {
 #define ABI_ANSIC_VERSION	SET_ABI_VERSION(0, 4)
 #define ABI_VIDEODRV_VERSION	SET_ABI_VERSION(9, 0)
 #define ABI_XINPUT_VERSION	SET_ABI_VERSION(12, 0)
-#define ABI_EXTENSION_VERSION	SET_ABI_VERSION(4, 0)
+#define ABI_EXTENSION_VERSION	SET_ABI_VERSION(5, 0)
 #define ABI_FONT_VERSION	SET_ABI_VERSION(0, 6)
 
 #define MODINFOSTRING1	0xef23fdc5