diff --git a/libraries/lib-time-and-pitch/StaffPad/TimeAndPitch.cpp b/libraries/lib-time-and-pitch/StaffPad/TimeAndPitch.cpp
index bccaceebdc83..2c421bb13b39 100644
--- a/libraries/lib-time-and-pitch/StaffPad/TimeAndPitch.cpp
+++ b/libraries/lib-time-and-pitch/StaffPad/TimeAndPitch.cpp
@@ -187,7 +187,7 @@ namespace {
 // wrap a phase value into -PI..PI
 inline float _unwrapPhase(float arg)
 {
-  return arg - std::rint(arg * 0.15915494309f) * 6.283185307f;
+  return arg - int(arg * 0.15915494309f + 0.5f) * 6.283185307f;
 }
 
 void _unwrapPhaseVec(float* v, int n)