diff --git a/library/std/src/sys/unix/thread.rs b/library/std/src/sys/unix/thread.rs
index bb4e4ee9aa7..d191e1fe7a6 100644
--- a/library/std/src/sys/unix/thread.rs
+++ b/library/std/src/sys/unix/thread.rs
@@ -122,7 +122,13 @@ impl Thread {
         // pthread wrapper only appeared in glibc 2.12, so we use syscall
         // directly.
         unsafe {
-            libc::prctl(PR_SET_NAME, name.as_ptr() as libc::c_ulong, 0, 0, 0);
+            libc::prctl(
+                PR_SET_NAME,
+                name.as_ptr(),
+                0 as libc::c_ulong,
+                0 as libc::c_ulong,
+                0 as libc::c_ulong,
+            );
         }
     }