diff --git a/board/jupiter/jupiter.c b/board/jupiter/jupiter.c
index efdc333..7913c75 100644
--- a/board/jupiter/jupiter.c
+++ b/board/jupiter/jupiter.c
@@ -92,7 +92,7 @@
  *            is something else than 0x00000000.
  */
 
-long int initdram (int board_type)
+phys_size_t initdram (int board_type)
 {
 	ulong dramsize = 0;
 	ulong dramsize2 = 0;