diff --git a/user/usertests.c b/user/usertests.c
index 328d2c4..b336755 100644
--- a/user/usertests.c
+++ b/user/usertests.c
@@ -967,6 +967,7 @@ forkfork(char *s)
   enum { N=2 };
   
   for(int i = 0; i < N; i++){
+    sleep(4);
     exit(0);
     int pid = fork();
     if(pid < 0){
@@ -1036,6 +1037,7 @@ forkforkfork(char *s)
 void
 reparent2(char *s)
 {
+      sleep(3);
       exit(0);
   for(int i = 0; i < 800; i++){
     int pid1 = fork();