diff --git a/plotters-svg/src/svg.rs b/plotters-svg/src/svg.rs
index e24623d7..55f1affd 100644
--- a/plotters-svg/src/svg.rs
+++ b/plotters-svg/src/svg.rs
@@ -388,6 +388,9 @@ impl<'a> DrawingBackend for SVGBackend<'a> {
             .write_value(style.color().alpha);
         attrwriter.write_key("fill").write_value(fill);
         attrwriter.write_key("stroke").write_value(stroke);
+        attrwriter
+            .write_key("stroke-width")
+            .write_value(style.stroke_width());
         attrwriter.close();
         Ok(())
     }