diff --git a/src/time_mem.h b/src/time_mem.h
index 9e4c850..a302429 100644
--- a/src/time_mem.h
+++ b/src/time_mem.h
@@ -52,11 +52,7 @@ static inline double cpuTimeTotal(void)
 static inline double cpuTime(void)
 {
     struct rusage ru;
-    #ifdef RUSAGE_THREAD
-    int ret = getrusage(RUSAGE_THREAD, &ru);
-    #else
     int ret = getrusage(RUSAGE_SELF, &ru);
-    #endif
     assert(ret == 0);
 
     return (double)ru.ru_utime.tv_sec + ((double)ru.ru_utime.tv_usec / 1000000.0);