diff --git a/Makefile.ios b/Makefile.ios
index 6c15454..ceb5ba9 100644
--- a/Makefile.ios
+++ b/Makefile.ios
@@ -1,7 +1,7 @@
 
 CXX		:= clang++
 CC		:= clang
-OPTFLAGS	:= -DNDEBUG -ffast-math -O3 -ftree-vectorize
+OPTFLAGS	:= -DNDEBUG -ffast-math -freciprocal-math -O3 -ftree-vectorize
 
 # For the device
 ARCHFLAGS_DEV	:= -isysroot /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk -miphoneos-version-min=6 -stdlib=libc++ -arch armv7 -arch arm64
@@ -9,7 +9,7 @@ ARCHFLAGS_DEV	:= -isysroot /Applications/Xcode.app/Contents/Developer/Platforms/
 # Or for the simulator
 ARCHFLAGS_SIM	:= -isysroot /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator.sdk -miphoneos-version-min=6 -stdlib=libc++ -arch i386 -arch x86_64
 
-CXXFLAGS_ANY	:= $(OPTFLAGS) -I. -Isrc -Irubberband -DMALLOC_IS_ALIGNED -DHAVE_VDSP -DUSE_SPEEX -DUSE_POMMIER_MATHFUN -DNO_THREADING -DNO_THREAD_CHECKS -DNO_TIMING
+CXXFLAGS_ANY	:= $(OPTFLAGS) -I. -Isrc -Irubberband -DMALLOC_IS_ALIGNED -DHAVE_VDSP -DUSE_SPEEX -DUSE_POMMIER_MATHFUN -DNO_THREADING -DNO_THREAD_CHECKS -DNO_TIMING -DNO_TIMING_COMPLETE_NOOP
 
 CXXFLAGS_DEV	:= $(ARCHFLAGS_DEV) $(CXXFLAGS_ANY)
 CXXFLAGS_SIM	:= $(ARCHFLAGS_SIM) $(CXXFLAGS_ANY)