diff --git a/include/asm-powerpc/prom.h b/include/asm-powerpc/prom.h
index fb068f2..e73a2b4 100644
--- a/include/asm-powerpc/prom.h
+++ b/include/asm-powerpc/prom.h
@@ -71,7 +71,7 @@
 struct property {
 	char	*name;
 	int	length;
-	unsigned char *value;
+	void	*value;
 	struct property *next;
 };