diff --git a/src/scene/mod.rs b/src/scene/mod.rs
index 1fc10ccb1..5df8a6f27 100644
--- a/src/scene/mod.rs
+++ b/src/scene/mod.rs
@@ -3115,7 +3115,7 @@ fn tessellate_entity(
     let (entity_color, pattern_length, pattern, line_weight_px, aci) =
         render::render_style_for(document, e);
     let entity_color = render::adapt_to_bg(entity_color, bg_color);
-    let lt_scale = e.common().linetype_scale as f32;
+    let lt_scale = document.header.linetype_scale as f32 * e.common().linetype_scale as f32;
     let lt_name = render::linetype_name_for(document, e);
 
     if let EntityType::Dimension(dim) = e {
diff --git a/src/scene/render.rs b/src/scene/render.rs
index 6948962f3..bd09f066c 100644
--- a/src/scene/render.rs
+++ b/src/scene/render.rs
@@ -213,7 +213,8 @@ pub(super) fn render_style_for(
     };
 
     let lt_name = linetype_name_for(document, e);
-    let lt_scale = e.common().linetype_scale as f32;
+    // Effective scale = global LTSCALE × per-entity scale (both default to 1.0).
+    let lt_scale = document.header.linetype_scale as f32 * e.common().linetype_scale as f32;
     let (pattern_length, pattern) = resolve_pattern(&document.line_types, lt_name, lt_scale);
 
     let line_weight_px = {