1 files changed, 2 insertions, 2 deletions
diff --git a/alc/effects/chorus.cpp b/alc/effects/chorus.cpp
index 7d32f8ff..99a2a68a 100644
--- a/alc/effects/chorus.cpp
+++ b/alc/effects/chorus.cpp
@@ -28,6 +28,7 @@
 
 #include "alc/effects/base.h"
 #include "almalloc.h"
+#include "alnumbers.h"
 #include "alnumeric.h"
 #include "alspan.h"
 #include "core/bufferline.h"
@@ -39,7 +40,6 @@
 #include "core/mixer/defs.h"
 #include "core/resampler_limits.h"
 #include "intrusive_ptr.h"
-#include "math_defs.h"
 #include "opthelpers.h"
 #include "vector.h"
 
@@ -150,7 +150,7 @@ void ChorusState::update(const ContextBase *Context, const EffectSlot *Slot,
             mLfoScale = 4.0f / static_cast<float>(mLfoRange);
             break;
         case ChorusWaveform::Sinusoid:
-            mLfoScale = al::MathDefs<float>::Tau() / static_cast<float>(mLfoRange);
+            mLfoScale = al::numbers::pi_v<float>*2.0f / static_cast<float>(mLfoRange);
             break;
         }