diff --git a/source/util-math.h b/source/util-math.h
index 40f53cd8..dffe6f2b 100644
--- a/source/util-math.h
+++ b/source/util-math.h
@@ -19,7 +19,7 @@
 
 #pragma once
 #include <inttypes.h>
-#include <math.h>
+#include <cmath>
 #include <string>
 #include <utility>