diff --git a/sbin/savecore/savecore.c b/sbin/savecore/savecore.c
index 33b6fc31d4c7..9d17d090d435 100644
--- a/sbin/savecore/savecore.c
+++ b/sbin/savecore/savecore.c
@@ -101,7 +101,7 @@ struct nlist dump_nl[] = {	/* Name list for dumped system. */
 /* Types match kernel declarations. */
 off_t	dumplo;				/* where dump starts on dumpdev */
 int	dumpmag;			/* magic number in dump */
-int	dumpsize;			/* amount of memory dumped */
+off_t	dumpsize;			/* amount of memory dumped */
 
 char	*kernel;
 char	*dirname;			/* directory to save dumps in */
@@ -536,10 +536,12 @@ get_crashtime()
 void
 get_dumpsize()
 {
+ 	unsigned int dumppages;
+ 
 	/* Read the dump size. */
 	Lseek(dumpfd, (off_t)(dumplo + ok(dump_nl[X_DUMPSIZE].n_value)), L_SET);
-	(void)Read(dumpfd, &dumpsize, sizeof(dumpsize));
-	dumpsize *= getpagesize();
+	(void)Read(dumpfd, &dumppages, sizeof(dumppages));
+ 	dumpsize = dumppages * getpagesize();
 }
 
 int