diff --git a/src/libcamera/pipeline/ipu3/imgu.cpp b/src/libcamera/pipeline/ipu3/imgu.cpp
index b7593ceb..eb829e09 100644
--- a/src/libcamera/pipeline/ipu3/imgu.cpp
+++ b/src/libcamera/pipeline/ipu3/imgu.cpp
@@ -7,8 +7,8 @@
 
 #include "imgu.h"
 
+#include <cmath>
 #include <limits>
-#include <math.h>
 
 #include <linux/media-bus-format.h>