diff --git a/src/libslic3r/Geometry.cpp b/src/libslic3r/Geometry.cpp index e5dfacc09..e926b9997 100644 --- a/src/libslic3r/Geometry.cpp +++ b/src/libslic3r/Geometry.cpp @@ -9,6 +9,7 @@ #include <cmath> #include <list> #include <map> +#include <numeric> #include <set> #include <utility> #include <stack>