diff --git a/lab_empty.md b/lab_empty.md
index 6968f51..bb46881 100644
--- a/lab_empty.md
+++ b/lab_empty.md
@@ -12,14 +12,12 @@ Describe your lab in few sentences.
 ::: highlight
 #icon("warning") **Warning:**
 
-Use the `highlight` container to display warning messages. 
 :::
 
 <!--Highlight information -->
 ::: highlight
 #icon("info") **Info:**
 
-Also use the `highlight` container to display any information you want to highlight. 
 :::
 
 <!--Add sections -->
diff --git a/lab_empty.py b/lab_empty.py
index 286698f..ac79596 100644
--- a/lab_empty.py
+++ b/lab_empty.py
@@ -22,7 +22,6 @@ def createScene(rootnode):
     if not emio.isValid():
         return
 
-    simulation.addChild(emio)
     addSolvers(emio, rayleighMass=0, rayleighStiffness=0)
 
     emio.attachCenterPartToLegs()