diff --git a/lib/constants.h b/lib/constants.h
index 21bf5bc..cdf47c1 100644
--- a/lib/constants.h
+++ b/lib/constants.h
@@ -1,4 +1,5 @@
 #pragma once
+#include <math.h>
 #ifndef M_PI
 #define M_PI 3.14159265358979323846
 #endif
diff --git a/lib/filters.h b/lib/filters.h
index fbbd9b9..3e9b9c3 100644
--- a/lib/filters.h
+++ b/lib/filters.h
@@ -1,5 +1,4 @@
 #pragma once
-#include <math.h>
 #include <string.h>
 #include <stdlib.h>
 #include "constants.h"
diff --git a/lib/oscillator.h b/lib/oscillator.h
index 7e0553c..abb1428 100644
--- a/lib/oscillator.h
+++ b/lib/oscillator.h
@@ -1,7 +1,6 @@
 #pragma once
 
 #include "constants.h"
-#include "math.h"
 
 typedef struct {
 	float phase;