diff --git a/rtc_base/event.cc b/rtc_base/event.cc
index 32c1b0334e..ff4faadd67 100644
--- a/rtc_base/event.cc
+++ b/rtc_base/event.cc
@@ -85,12 +85,6 @@ bool Event::Wait(int milliseconds) {
     // Converting from seconds and microseconds (1e-6) plus
     // milliseconds (1e-3) to seconds and nanoseconds (1e-9).
 
-#ifdef HAVE_PTHREAD_COND_TIMEDWAIT_RELATIVE
-    // Use relative time version, which tends to be more efficient for
-    // pthread implementations where provided (like on Android).
-    ts.tv_sec = milliseconds / 1000;
-    ts.tv_nsec = (milliseconds % 1000) * 1000000;
-#else
     struct timeval tv;
     gettimeofday(&tv, nullptr);
 
@@ -102,18 +96,12 @@ bool Event::Wait(int milliseconds) {
       ts.tv_sec++;
       ts.tv_nsec -= 1000000000;
     }
-#endif
   }
 
   pthread_mutex_lock(&event_mutex_);
   if (milliseconds != kForever) {
     while (!event_status_ && error == 0) {
-#ifdef HAVE_PTHREAD_COND_TIMEDWAIT_RELATIVE
-      error = pthread_cond_timedwait_relative_np(
-          &event_cond_, &event_mutex_, &ts);
-#else
       error = pthread_cond_timedwait(&event_cond_, &event_mutex_, &ts);
-#endif
     }
   } else {
     while (!event_status_ && error == 0)