diff --git a/starmath/source/node.cxx b/starmath/source/node.cxx
index 84571474d349..3f029bb31e8b 100644
--- a/starmath/source/node.cxx
+++ b/starmath/source/node.cxx
@@ -1105,7 +1105,14 @@ void SmRootNode::CreateTextFromNode(OUString &rText)
     }
     else
         rText += "sqrt ";
+
+    if (!pExtra && GetSubNode(2)->GetNumSubNodes() > 1)
+        rText += "{ ";
+
     GetSubNode(2)->CreateTextFromNode(rText);
+
+    if (!pExtra && GetSubNode(2)->GetNumSubNodes() > 1)
+        rText += "} ";
 }