diff --git a/Userland/Libraries/LibC/pthread.cpp b/Userland/Libraries/LibC/pthread.cpp
index 6dbce4a45f..5e7947c9fa 100644
--- a/Userland/Libraries/LibC/pthread.cpp
+++ b/Userland/Libraries/LibC/pthread.cpp
@@ -852,7 +852,7 @@ int pthread_rwlock_unlock(pthread_rwlock_t* lockval_p)
         auto desired = current & ~(writer_locked_mask | writer_intent_mask);
         AK::atomic_store(lockp, desired, AK::MemoryOrder::memory_order_release);
         // Then wake both readers and writers, if any.
-        auto rc = futex(lockp, FUTEX_WAKE_BITSET | FUTEX_PRIVATE_FLAG, current, nullptr, nullptr, (current & writer_wake_mask) | reader_wake_mask);
+        auto rc = futex(lockp, FUTEX_WAKE_BITSET | FUTEX_PRIVATE_FLAG, UINT32_MAX, nullptr, nullptr, (current & writer_wake_mask) | reader_wake_mask);
         if (rc < 0)
             return errno;
         return 0;