diff --git a/monkey_wrench/model-1_3.sdf b/monkey_wrench/model-1_3.sdf
index bdbac9f..3e18aab 100644
--- a/monkey_wrench/model-1_3.sdf
+++ b/monkey_wrench/model-1_3.sdf
@@ -1,5 +1,5 @@
 <?xml version="1.0"?>
-<gazebo version='1.2'>
+<sdf version='1.3'>
   <model name="monkey wrench">
     <static>false</static>
     <link name="link">
diff --git a/powerplant/model-1_3.sdf b/powerplant/model-1_3.sdf
index b28267d..ad74dec 100644
--- a/powerplant/model-1_3.sdf
+++ b/powerplant/model-1_3.sdf
@@ -1,5 +1,5 @@
 <?xml version="1.0"?>
-<gazebo version='1.2'>
+<sdf version='1.3'>
   <model name="powerplant">
     <static>true</static>
     <link name="link">
diff --git a/pr2/model-1_3.sdf b/pr2/model-1_3.sdf
index 8f4c34e..7b377b6 100644
--- a/pr2/model-1_3.sdf
+++ b/pr2/model-1_3.sdf
@@ -1,5 +1,5 @@
 <?xml version="1.0" ?>
-<gazebo version='1.2'>
+<sdf version='1.3'>
   <model name='pr2'>
     <static>0</static>
     <link name='base_footprint'>
diff --git a/pr2_gripper/model-1_3.sdf b/pr2_gripper/model-1_3.sdf
index 5ce1a94..5f3cb9b 100644
--- a/pr2_gripper/model-1_3.sdf
+++ b/pr2_gripper/model-1_3.sdf
@@ -1,5 +1,5 @@
 <?xml version="1.0" ?>
-<gazebo version='1.2'>
+<sdf version='1.3'>
   <model name='pr2_gripper'>
     <pose>-0.771000 0.188000 -0.790675 3.141593 -1.570796 3.141593</pose>
     <link name='r_wrist_roll_link'>
@@ -714,4 +714,3 @@
     <static>0</static>
   </model>
 </sdf>
-Success
diff --git a/sun/model-1_3.sdf b/sun/model-1_3.sdf
index cebf61b..2f50ffe 100644
--- a/sun/model-1_3.sdf
+++ b/sun/model-1_3.sdf
@@ -1,4 +1,4 @@
-<gazebo version='1.2'>
+<sdf version='1.3'>
   <!-- Light Source -->
   <light type="directional" name="sun">
     <cast_shadows>true</cast_shadows>