diff --git a/test/ipc/semget/semget02.c b/test/ipc/semget/semget02.c
index 8efd18c4c..fd1a2eb68 100644
--- a/test/ipc/semget/semget02.c
+++ b/test/ipc/semget/semget02.c
@@ -182,6 +182,7 @@ cleanup(void)
 	rm_sema(sem_id_1);
 
 	/* Remove the temporary directory */
+	seteuid(getuid());
 	tst_rmdir();
 
 	/*
diff --git a/test/ipc/semop/semop02.c b/test/ipc/semop/semop02.c
index 448de6e91..a842bfa7c 100644
--- a/test/ipc/semop/semop02.c
+++ b/test/ipc/semop/semop02.c
@@ -209,6 +209,7 @@ cleanup(void)
 	rm_sema(sem_id_2);
 
 	/* Remove the temporary directory */
+	seteuid(getuid());
 	tst_rmdir();
 
 	/*
diff --git a/test/ipc/shmt/shmt04.c b/test/ipc/shmt/shmt04.c
index 1035cd98e..5d0ec3c45 100644
--- a/test/ipc/shmt/shmt04.c
+++ b/test/ipc/shmt/shmt04.c
@@ -79,6 +79,8 @@ int main(void)
 
  key = (key_t) getpid() ;
 
+ signal(SIGUSR1, SIG_DFL);
+
  sigemptyset(&sigset);
  sigaddset(&sigset,SIGUSR1);
  sigprocmask(SIG_BLOCK,&sigset,NULL);
diff --git a/test/ipc/shmt/shmt06.c b/test/ipc/shmt/shmt06.c
index e3ba11dd6..54e829dcc 100644
--- a/test/ipc/shmt/shmt06.c
+++ b/test/ipc/shmt/shmt06.c
@@ -79,6 +79,8 @@ int main(void)
 	
 	key = (key_t)getpid() ;
 
+	signal(SIGUSR1, SIG_DFL);
+
 	sigemptyset(&sigset);
 	sigaddset(&sigset,SIGUSR1);
 	sigprocmask(SIG_BLOCK,&sigset,NULL);