diff --git a/src/Mod/Part/Gui/TaskFaceColors.cpp b/src/Mod/Part/Gui/TaskFaceColors.cpp
index 71b9a7bcea..23f5e162b6 100644
--- a/src/Mod/Part/Gui/TaskFaceColors.cpp
+++ b/src/Mod/Part/Gui/TaskFaceColors.cpp
@@ -332,9 +332,10 @@ void FaceColors::on_defaultButton_clicked()
 void FaceColors::on_colorButton_changed()
 {
     if (!d->index.isEmpty()) {
+        float alpha = static_cast<float>(d->vp->Transparency.getValue())/100;
         QColor c = d->ui->colorButton->color();
         for (QSet<int>::iterator it = d->index.begin(); it != d->index.end(); ++it) {
-            d->perface[*it].set(c.redF(), c.greenF(), c.blueF());
+            d->perface[*it].set(c.redF(), c.greenF(), c.blueF(), alpha);
         }
         d->vp->DiffuseColor.setValues(d->perface);
     }