diff --git a/scemu.c b/scemu.c
index 8363a40..926ac8f 100644
--- a/scemu.c
+++ b/scemu.c
@@ -29,11 +29,12 @@ usage(void)
 }
 
 void
-openprog(char *f, vlong *progsiz)
+openprog(char *f)
 {
 	int fd;
 	long n;
 	Dir *d;
+	vlong progsiz;
 
 	memset(prog, 0, sizeof prog);
 	if(f == nil)
@@ -44,11 +45,11 @@ openprog(char *f, vlong *progsiz)
 	d = dirfstat(fd);
 	if(d->length > 32768)
 		sysfatal("bad program: bigger than 32K and no banking support");
-	*progsiz = d->length;
+	progsiz = d->length;
 	free(d);
-	n = read(fd, prog+32768-*progsiz, *progsiz);
-	if(n != *progsiz)
-		fprint(2, "tried to read %lld bytes, got only %ld bytes\n", *progsiz, n);
+	n = read(fd, prog+32768-progsiz, progsiz);
+	if(n != progsiz)
+		fprint(2, "tried to read %lld bytes, got only %ld bytes\n", progsiz, n);
 	close(fd);
 }
 
@@ -56,7 +57,7 @@ void
 main(int argc, char **argv)
 {
 	int c;
-	vlong t, t2, t3, progsiz;
+	vlong t, t2, t3;
 	vlong target;
 
 	target = 1000;