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-rw-r--r--src/helpers/Vector2D.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/helpers/Vector2D.cpp b/src/helpers/Vector2D.cpp
index 3ab3ce43..afd8b22a 100644
--- a/src/helpers/Vector2D.cpp
+++ b/src/helpers/Vector2D.cpp
@@ -1,5 +1,6 @@
#include "Vector2D.hpp"
#include <algorithm>
+#include <cmath>
Vector2D::Vector2D(double xx, double yy) {
x = xx;