diff --git a/src/renderer/gl_engine/tvgGlCommon.h b/src/renderer/gl_engine/tvgGlCommon.h
index 0ae4267e..fbc066a5 100644
--- a/src/renderer/gl_engine/tvgGlCommon.h
+++ b/src/renderer/gl_engine/tvgGlCommon.h
@@ -52,6 +52,11 @@
           } \
         } while(0)
 
+static inline float getScaleFactor(const Matrix& m)
+{
+    return sqrtf(m.e11 * m.e11 + m.e21 * m.e21);
+}
+
 enum class GlStencilMode {
     None,
     FillWinding,
diff --git a/src/renderer/gl_engine/tvgGlRenderer.cpp b/src/renderer/gl_engine/tvgGlRenderer.cpp
index 429a2dc3..dc976c41 100644
--- a/src/renderer/gl_engine/tvgGlRenderer.cpp
+++ b/src/renderer/gl_engine/tvgGlRenderer.cpp
@@ -168,7 +168,7 @@ void GlRenderer::drawPrimitive(GlShape& sdata, uint8_t r, uint8_t g, uint8_t b,
     a = MULTIPLY(a, sdata.opacity);
 
     if (flag & RenderUpdateFlag::Stroke) {
-        float strokeWidth = sdata.rshape->strokeWidth() * sdata.geometry->getTransformMatrix().e11;
+        float strokeWidth = sdata.rshape->strokeWidth() * getScaleFactor(sdata.geometry->getTransformMatrix());
         if (strokeWidth < MIN_GL_STROKE_WIDTH) {
             float alpha = strokeWidth / MIN_GL_STROKE_WIDTH;
             a = MULTIPLY(a, static_cast<uint8_t>(alpha * 255));
diff --git a/src/renderer/gl_engine/tvgGlTessellator.cpp b/src/renderer/gl_engine/tvgGlTessellator.cpp
index 20bdc94b..eb4462aa 100644
--- a/src/renderer/gl_engine/tvgGlTessellator.cpp
+++ b/src/renderer/gl_engine/tvgGlTessellator.cpp
@@ -1651,7 +1651,7 @@ void Stroker::stroke(const RenderShape *rshape)
     mStrokeWidth = rshape->strokeWidth();
 
     if (isinf(mMatrix.e11)) {
-        auto strokeWidth = rshape->strokeWidth() * mMatrix.e11;
+        auto strokeWidth = rshape->strokeWidth() * getScaleFactor(mMatrix);
         if (strokeWidth <= MIN_GL_STROKE_WIDTH) strokeWidth = MIN_GL_STROKE_WIDTH;
         mStrokeWidth = strokeWidth / mMatrix.e11;
     }