diff --git a/lib/Slic3r/Print.pm b/lib/Slic3r/Print.pm
index 7c1515e3..87f94c1d 100644
--- a/lib/Slic3r/Print.pm
+++ b/lib/Slic3r/Print.pm
@@ -5,7 +5,7 @@ use File::Basename qw(basename fileparse);
 use File::Spec;
 use Math::ConvexHull 1.0.4 qw(convex_hull);
 use Slic3r::ExtrusionPath ':roles';
-use Slic3r::Geometry qw(X Y Z X1 Y1 X2 Y2 PI scale unscale move_points);
+use Slic3r::Geometry qw(X Y Z X1 Y1 X2 Y2 PI scale unscale move_points nearest_point);
 use Slic3r::Geometry::Clipper qw(diff_ex union_ex intersection_ex offset JT_ROUND JT_SQUARE);
 use Time::HiRes qw(gettimeofday tv_interval);