diff --git a/src/Mod/PartDesign/Gui/ViewProviderPrimitive.cpp b/src/Mod/PartDesign/Gui/ViewProviderPrimitive.cpp
index 531dcec642..dddb5b5782 100644
--- a/src/Mod/PartDesign/Gui/ViewProviderPrimitive.cpp
+++ b/src/Mod/PartDesign/Gui/ViewProviderPrimitive.cpp
@@ -140,9 +140,9 @@ QIcon ViewProviderPrimitive::getIcon(void) const {
     QString str = QString::fromLatin1("PartDesign_");
     auto* prim = static_cast<PartDesign::FeaturePrimitive*>(getObject());
     if(prim->getAddSubType() == PartDesign::FeatureAddSub::Additive)
-        str += QString::fromLatin1("Additive_");
+        str += QString::fromLatin1("Additive");
     else
-        str += QString::fromLatin1("Subtractive_");
+        str += QString::fromLatin1("Subtractive");
 
     switch(prim->getPrimitiveType()) {
     case PartDesign::FeaturePrimitive::Box: