diff --git a/src/core/cdrom.cpp b/src/core/cdrom.cpp
index d8b4aa608..efba83e60 100644
--- a/src/core/cdrom.cpp
+++ b/src/core/cdrom.cpp
@@ -9,6 +9,7 @@
 #include "settings.h"
 #include "spu.h"
 #include "system.h"
+#include <cmath>
 #ifdef WITH_IMGUI
 #include "imgui.h"
 #endif