1 files changed, 6 insertions, 0 deletions
diff --git a/test/sys/test_wait.rs b/test/sys/test_wait.rs
index d8ac94e4..2e28d9e7 100644
--- a/test/sys/test_wait.rs
+++ b/test/sys/test_wait.rs
@@ -6,6 +6,9 @@ use libc::exit;
 
 #[test]
 fn test_wait_signal() {
+    #[allow(unused_variables)]
+    let m = ::FORK_MTX.lock().expect("Mutex got poisoned by another test");
+
     match fork() {
       Ok(Child) => pause().unwrap_or(()),
       Ok(Parent { child }) => {
@@ -19,6 +22,9 @@ fn test_wait_signal() {
 
 #[test]
 fn test_wait_exit() {
+    #[allow(unused_variables)]
+    let m = ::FORK_MTX.lock().expect("Mutex got poisoned by another test");
+
     match fork() {
       Ok(Child) => unsafe { exit(12); },
       Ok(Parent { child }) => {