diff --git a/src/values/Dna.cpp b/src/values/Dna.cpp
index 206f4e3..78613fe 100644
--- a/src/values/Dna.cpp
+++ b/src/values/Dna.cpp
@@ -1,3 +1,5 @@
+#include <cmath>
+
 #include "values/Dna.hpp"
 #include "values/mrand.hpp"