diff --git a/examples/worlds/dem_monterey_bay.sdf b/examples/worlds/dem_monterey_bay.sdf
index 7f2d170121..39539ca1f2 100644
--- a/examples/worlds/dem_monterey_bay.sdf
+++ b/examples/worlds/dem_monterey_bay.sdf
@@ -22,7 +22,7 @@
docked
- ogre
+ ogre2
scene
0 0 0
0.8 0.8 0.8
diff --git a/examples/worlds/dem_moon.sdf b/examples/worlds/dem_moon.sdf
index a1de71ad5e..047607d3f1 100644
--- a/examples/worlds/dem_moon.sdf
+++ b/examples/worlds/dem_moon.sdf
@@ -29,7 +29,7 @@
docked
- ogre
+ ogre2
scene
0 0 0
0.8 0.8 0.8
diff --git a/examples/worlds/dem_volcano.sdf b/examples/worlds/dem_volcano.sdf
index f48b2779a4..f2f766b869 100644
--- a/examples/worlds/dem_volcano.sdf
+++ b/examples/worlds/dem_volcano.sdf
@@ -21,7 +21,7 @@
docked
- ogre
+ ogre2
scene
0 0 0
0.8 0.8 0.8