diff --git a/src/meta/ea_eaac.c b/src/meta/ea_eaac.c
index 9acdef8c..6d557735 100644
--- a/src/meta/ea_eaac.c
+++ b/src/meta/ea_eaac.c
@@ -1,3 +1,4 @@
+#include <math.h>
 #include "meta.h"
 #include "../layout/layout.h"
 #include "../coding/coding.h"