diff --git a/ChangeLog b/ChangeLog
index 311ddd213..4449d9bff 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2008-01-27  Robert Millan  <rmh@aybabtu.com>
+
+	* kern/powerpc/ieee1275/init.c (grub_arch_modules_addr): Skip
+	`GRUB_MOD_GAP' for platforms in which it's not defined.
+
 2008-01-27  Robert Millan  <rmh@aybabtu.com>
 
 	Get grub-emu to build again (including parallel builds).
diff --git a/kern/powerpc/ieee1275/init.c b/kern/powerpc/ieee1275/init.c
index 6d08140f0..b86e4f5c1 100644
--- a/kern/powerpc/ieee1275/init.c
+++ b/kern/powerpc/ieee1275/init.c
@@ -242,5 +242,10 @@ grub_get_rtc (void)
 grub_addr_t
 grub_arch_modules_addr (void)
 {
+/* Only needed for Apple hardware (therefore, powerpc).  */
+#ifndef GRUB_MOD_GAP
+#define GRUB_MOD_GAP 0
+#endif
+
   return ALIGN_UP(_end + GRUB_MOD_GAP, GRUB_MOD_ALIGN);
 }