diff --git a/manimlib/shaders/quadratic_bezier/stroke/vert.glsl b/manimlib/shaders/quadratic_bezier/stroke/vert.glsl
index 7e92b148..fa2db975 100644
--- a/manimlib/shaders/quadratic_bezier/stroke/vert.glsl
+++ b/manimlib/shaders/quadratic_bezier/stroke/vert.glsl
@@ -23,8 +23,7 @@ const float STROKE_WIDTH_CONVERSION = 0.01;
 void main(){
     verts = point;
     v_color = stroke_rgba;
-    // v_stroke_width = STROKE_WIDTH_CONVERSION * stroke_width * mix(frame_scale, 1, is_fixed_in_frame);
-    v_stroke_width = STROKE_WIDTH_CONVERSION * stroke_width;
+    v_stroke_width = STROKE_WIDTH_CONVERSION * stroke_width * mix(frame_scale, 1, is_fixed_in_frame);
     v_joint_angle = joint_angle;
     v_unit_normal = unit_normal;
     v_vert_index = gl_VertexID;