diff --git a/tests/geometry/point.cpp b/tests/geometry/point.cpp
index b81e836efe..ecdf7c9d06 100644
--- a/tests/geometry/point.cpp
+++ b/tests/geometry/point.cpp
@@ -21,6 +21,8 @@
     #include "wx/gdicmn.h"
 #endif // WX_PRECOMP
 
+#include "wx/math.h"
+
 // ----------------------------------------------------------------------------
 // test class
 // ----------------------------------------------------------------------------