1 files changed, 1 insertions, 1 deletions
diff --git a/src/2geom/line.cpp b/src/2geom/line.cpp
index a9cc0e251..ce9b9ccd2 100644
--- a/src/2geom/line.cpp
+++ b/src/2geom/line.cpp
@@ -130,7 +130,7 @@ std::vector<Coord> Line::coefficients() const
 std::vector<Coord> Line::roots(Coord v, Dim2 d) const {
     std::vector<Coord> result;
     Coord r = root(v, d);
-    if (IS_FINITE(r)) {
+    if (std::isfinite(r)) {
         result.push_back(r);
     }
     return result;