diff --git a/src/loaders/lottie/tvgLottieBuilder.cpp b/src/loaders/lottie/tvgLottieBuilder.cpp
index b85efccd..af1637ae 100644
--- a/src/loaders/lottie/tvgLottieBuilder.cpp
+++ b/src/loaders/lottie/tvgLottieBuilder.cpp
@@ -170,6 +170,11 @@ static void _updateTransform(LottieTransform* transform, int32_t frameNo, Render
     auto pmatrix = PP(ctx.propagator)->transform();
     ctx.propagator->transform(pmatrix ? mathMultiply(pmatrix, &matrix) : matrix);
     ctx.propagator->opacity(MULTIPLY(opacity, PP(ctx.propagator)->opacity));
+
+    //FIXME: preserve the stroke width. too workaround, need a better design.
+    if (P(ctx.propagator)->rs.strokeWidth() > 0.0f) {
+        ctx.propagator->stroke(P(ctx.propagator)->rs.strokeWidth() / sqrt(matrix.e11 * matrix.e11 + matrix.e12 * matrix.e12));
+    }
 }