diff --git a/include/plat/common/platform.h b/include/plat/common/platform.h
index 1eeaac2..4b73a09 100644
--- a/include/plat/common/platform.h
+++ b/include/plat/common/platform.h
@@ -180,7 +180,7 @@
 /*******************************************************************************
  * Optional BL3-1 functions (may be overridden)
  ******************************************************************************/
-void bl31_plat_enable_mmu(void);
+void bl31_plat_enable_mmu(uint32_t flags);
 
 /*******************************************************************************
  * Mandatory BL3-2 functions (only if platform contains a BL3-2)
@@ -190,6 +190,6 @@
 /*******************************************************************************
  * Optional BL3-2 functions (may be overridden)
  ******************************************************************************/
-void bl32_plat_enable_mmu(void);
+void bl32_plat_enable_mmu(uint32_t flags);
 
 #endif /* __PLATFORM_H__ */