diff --git a/hw/xfree86/common/xf86Module.h b/hw/xfree86/common/xf86Module.h
index d5962e833..307713cf8 100644
--- a/hw/xfree86/common/xf86Module.h
+++ b/hw/xfree86/common/xf86Module.h
@@ -154,8 +154,10 @@ extern _X_EXPORT void *LoadSubModule(void *, const char *, const char **,
 extern _X_EXPORT void *LoaderSymbol(const char *);
 extern _X_EXPORT void *LoaderSymbolFromModule(void *, const char *);
 extern _X_EXPORT void LoaderErrorMsg(const char *, const char *, int, int);
-extern _X_EXPORT Bool LoaderShouldIgnoreABI(void);
-extern _X_EXPORT int LoaderGetABIVersion(const char *abiclass);
+
+/* deprecated, only kept for backwards compat w/ proprietary NVidia driver */
+extern _X_EXPORT Bool LoaderShouldIgnoreABI(void) _X_DEPRECATED;
+extern _X_EXPORT int LoaderGetABIVersion(const char *abiclass) _X_DEPRECATED;
 
 typedef void *(*ModuleSetupProc) (void *, void *, int *, int *);
 typedef void (*ModuleTearDownProc) (void *);