diff --git a/board/sbc8240/sbc8240.c b/board/sbc8240/sbc8240.c
index 8a52f67..175720d 100644
--- a/board/sbc8240/sbc8240.c
+++ b/board/sbc8240/sbc8240.c
@@ -45,7 +45,7 @@
 	return 0;
 }
 
-long int initdram(int board_type)
+phys_size_t initdram(int board_type)
 {
 	long size;
 	long new_bank0_end;