diff --git a/lang/pc/pem/move.c b/lang/pc/pem/move.c
index b2c32ce1c..2d5f52c7d 100644
--- a/lang/pc/pem/move.c
+++ b/lang/pc/pem/move.c
@@ -16,5 +16,5 @@ main(argc) {
 
 	sprintf(copy,"cp pem%d%d.m pem.m", EM_WSIZE, EM_PSIZE) ;
 	printf("%s\n",copy) ;
-	return system(copy) ;
+	exit(system(copy)) ;
 }