diff --git a/tests/fail/sync/libc_pthread_mutex_destroy_locked.rs b/tests/fail/sync/libc_pthread_mutex_destroy_locked.rs
index 461a81b8fba..85a37db341f 100644
--- a/tests/fail/sync/libc_pthread_mutex_destroy_locked.rs
+++ b/tests/fail/sync/libc_pthread_mutex_destroy_locked.rs
@@ -9,7 +9,7 @@ fn main() {
         let mut mutexattr: libc::pthread_mutexattr_t = std::mem::zeroed();
         assert_eq!(
             libc::pthread_mutexattr_settype(&mut mutexattr as *mut _, libc::PTHREAD_MUTEX_NORMAL),
-            0
+            0,
         );
         let mut mutex: libc::pthread_mutex_t = std::mem::zeroed();
         assert_eq!(libc::pthread_mutex_init(&mut mutex as *mut _, &mutexattr as *const _), 0);
diff --git a/tests/fail/sync/libc_pthread_mutex_normal_deadlock.rs b/tests/fail/sync/libc_pthread_mutex_normal_deadlock.rs
index 7e7af617d5d..7e29a41920e 100644
--- a/tests/fail/sync/libc_pthread_mutex_normal_deadlock.rs
+++ b/tests/fail/sync/libc_pthread_mutex_normal_deadlock.rs
@@ -9,7 +9,7 @@ fn main() {
         let mut mutexattr: libc::pthread_mutexattr_t = std::mem::zeroed();
         assert_eq!(
             libc::pthread_mutexattr_settype(&mut mutexattr as *mut _, libc::PTHREAD_MUTEX_NORMAL),
-            0
+            0,
         );
         let mut mutex: libc::pthread_mutex_t = std::mem::zeroed();
         assert_eq!(libc::pthread_mutex_init(&mut mutex as *mut _, &mutexattr as *const _), 0);
diff --git a/tests/fail/sync/libc_pthread_mutex_normal_unlock_unlocked.rs b/tests/fail/sync/libc_pthread_mutex_normal_unlock_unlocked.rs
index c8dd84b838a..1f1a2ef34b7 100644
--- a/tests/fail/sync/libc_pthread_mutex_normal_unlock_unlocked.rs
+++ b/tests/fail/sync/libc_pthread_mutex_normal_unlock_unlocked.rs
@@ -9,7 +9,7 @@ fn main() {
         let mut mutexattr: libc::pthread_mutexattr_t = std::mem::zeroed();
         assert_eq!(
             libc::pthread_mutexattr_settype(&mut mutexattr as *mut _, libc::PTHREAD_MUTEX_NORMAL),
-            0
+            0,
         );
         let mut mutex: libc::pthread_mutex_t = std::mem::zeroed();
         assert_eq!(libc::pthread_mutex_init(&mut mutex as *mut _, &mutexattr as *const _), 0);