diff --git a/gazebo/rendering/Visual.cc b/gazebo/rendering/Visual.cc
index c20c6ff85a..8e1d4e0bcc 100644
--- a/gazebo/rendering/Visual.cc
+++ b/gazebo/rendering/Visual.cc
@@ -820,8 +820,8 @@ void Visual::SetScale(const ignition::math::Vector3d &_scale)
   }
   else
   {
-    gzerr << Name() << ": Size of the collision contains one or several zeros." <<
-      " Collisions may not visualize properly." << std::endl;
+    gzerr << Name() << ": Size of the collision contains one or several zeros."
+      << " Collisions may not visualize properly." << std::endl;
   }
   // Scale selection object in case we have one attached. Other children were
   // scaled from UpdateGeomSize
diff --git a/gazebo/sensors/WideAngleCameraSensor.cc b/gazebo/sensors/WideAngleCameraSensor.cc
index 650e109754..b079ac09c0 100644
--- a/gazebo/sensors/WideAngleCameraSensor.cc
+++ b/gazebo/sensors/WideAngleCameraSensor.cc
@@ -140,7 +140,7 @@ void WideAngleCameraSensor::Init()
 //////////////////////////////////////////////////
 void WideAngleCameraSensor::Load(const std::string &_worldName)
 {
-  Sensor::Load(_worldName);
+  CameraSensor::Load(_worldName);
   this->imagePub = this->node->Advertise<msgs::ImageStamped>(
       this->Topic(), 50);
 
diff --git a/test/worlds/imu_strict_rate_test.world b/test/worlds/imu_strict_rate_test.world
index 353e846d1d..486a37843e 100644
--- a/test/worlds/imu_strict_rate_test.world
+++ b/test/worlds/imu_strict_rate_test.world
@@ -1,5 +1,5 @@
 <?xml version="1.0" ?>
-<sdf version="1.4">
+<sdf version="1.6">
   <world name="default">
     <include>
       <uri>model://sun</uri>