diff --git a/libs_required/ACG/Scenegraph/TextNode.cc b/libs_required/ACG/Scenegraph/TextNode.cc
index ac1817fe150cbcee1ec8476dfc07c9702eceabfb..18de3ebfc3959a8dbdad15eced659da897eccc26 100644
--- a/libs_required/ACG/Scenegraph/TextNode.cc
+++ b/libs_required/ACG/Scenegraph/TextNode.cc
@@ -319,7 +319,7 @@ draw(GLState& _state, const DrawModes::DrawMode& /*_drawMode*/)
 
     _state.push_modelview_matrix();
     _state.scale(size_);
-    glDrawArrays(GL_TRIANGLES, 0, int(text_.size() * 4) );
+    glDrawArrays(GL_TRIANGLES, 0, int(text_.size() * 6) );
     _state.pop_modelview_matrix();
 
     if (textMode_ == SCREEN_ALIGNED || textMode_ == SCREEN_ALIGNED_STATIC_SIZE) {
@@ -641,7 +641,7 @@ getRenderObjects(ACG::IRenderer* _renderer, ACG::GLState&  _state , const ACG::S
   localMaterial.specularColor(ACG::Vec4f(0.0, 0.0, 0.0, 0.0 ));
   ro.setMaterial(&localMaterial);
 
-  ro.glDrawArrays(GL_TRIANGLES, 0, static_cast<GLsizei>(text_.size()) * 4);
+  ro.glDrawArrays(GL_TRIANGLES, 0, static_cast<GLsizei>(text_.size()) * 6);
   _renderer->addRenderObject(&ro);
 }