diff --git a/include/asm-frv/mem-layout.h b/include/asm-frv/mem-layout.h
index 83532252b8be17f401d380ed78a0d5df5bbf7b42..734a1d0583b6fc26f777bef0e06a8572f1a55ea5 100644
--- a/include/asm-frv/mem-layout.h
+++ b/include/asm-frv/mem-layout.h
@@ -60,7 +60,7 @@
  */
 #define BRK_BASE			__UL(2 * 1024 * 1024 + PAGE_SIZE)
 #define STACK_TOP			__UL(2 * 1024 * 1024)
-#define STACK_TOP_MAX	STACK_TOP
+#define STACK_TOP_MAX			__UL(0xc0000000)
 
 /* userspace process size */
 #ifdef CONFIG_MMU