diff --git a/src/modules/math/math.c b/src/modules/math/math.c
index d3eb3b260ac9def814bcef7713b3c49c194fc096..be4b7fdc4effb4555bd91157a9e768a233bc4096 100644
--- a/src/modules/math/math.c
+++ b/src/modules/math/math.c
@@ -8,6 +8,8 @@
 #include "constants.h"
 #include "svalue.h"
 #include "error.h"
+#include "module_support.h"
+#include "operators.h"
 
 #ifndef M_PI
 #define M_PI 3.1415926535897932384626433832795080