diff --git a/src/Mod/Part/Gui/SoBrepFaceSet.cpp b/src/Mod/Part/Gui/SoBrepFaceSet.cpp
index 3378d3ce2a..7610c2d16b 100644
--- a/src/Mod/Part/Gui/SoBrepFaceSet.cpp
+++ b/src/Mod/Part/Gui/SoBrepFaceSet.cpp
@@ -733,7 +733,7 @@ bool SoBrepFaceSet::overrideMaterialBinding(SoGLRenderAction *action, SelContext
             SoMaterialBindingElement::set(state,SoMaterialBindingElement::OVERALL);
             SoOverrideElement::setMaterialBindingOverride(state, this, true);
             packedColors.push_back(diffuseColor);
-            SoLazyElement::setPacked(state, this,1, &packedColors[0], hasTransparency);
+            SoLazyElement::setPacked(state, this,1, packedColors.data(), hasTransparency);
             SoTextureEnabledElement::set(state,this,false);
 
             if(hasTransparency && action->isRenderingDelayedPaths()) {
@@ -834,14 +834,14 @@ bool SoBrepFaceSet::overrideMaterialBinding(SoGLRenderAction *action, SelContext
         }
 
         size_t num = materialIndex.getNum();
-        if (num != matIndex.size() || materialIndex.getValues(0) != &matIndex[0]) {
+        if (num != matIndex.size() || materialIndex.getValues(0) != matIndex.data()) {
             SbBool notify = enableNotify(FALSE);
-            materialIndex.setValuesPointer(matIndex.size(), &matIndex[0]);
+            materialIndex.setValuesPointer(matIndex.size(), matIndex.data());
             if (notify) enableNotify(notify);
         }
 
         SoMaterialBindingElement::set(state, this, SoMaterialBindingElement::PER_PART_INDEXED);
-        SoLazyElement::setPacked(state, this, packedColors.size(), &packedColors[0], hasTransparency);
+        SoLazyElement::setPacked(state, this, packedColors.size(), packedColors.data(), hasTransparency);
         SoTextureEnabledElement::set(state,this,false);
 
         if(hasTransparency && action->isRenderingDelayedPaths()) {