diff --git a/CMakeLists.txt b/CMakeLists.txt
index 55d7cd5..05cabfa 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,7 +1,7 @@
 cmake_minimum_required(VERSION 2.8.3)
 project(virtual_cam)
 
-find_package(catkin REQUIRED COMPONENTS cv_bridge roscpp message_generation rgbd rosbag std_msgs tf )
+find_package(catkin REQUIRED COMPONENTS cv_bridge roscpp message_generation rgbd rosbag tf)
 find_package(OpenCV REQUIRED)
 
 ################################################
@@ -16,7 +16,6 @@ add_service_files(
 
 generate_messages(
   DEPENDENCIES
-  std_msgs
 )
 
 ###################################
@@ -26,7 +25,7 @@ generate_messages(
 catkin_package(
   INCLUDE_DIRS include
   LIBRARIES virtual_cam_image_loader
-  CATKIN_DEPENDS message_runtime std_msgs
+  CATKIN_DEPENDS message_runtime
 )
 
 ###########
diff --git a/package.xml b/package.xml
index 1068f2a..c1b8f3d 100644
--- a/package.xml
+++ b/package.xml
@@ -1,5 +1,8 @@
 <?xml version="1.0"?>
-<package>
+<?xml-model
+  href="http://download.ros.org/schema/package_format3.xsd"
+  schematypens="http://www.w3.org/2001/XMLSchema"?>
+<package format="3">
   <name>virtual_cam</name>
   <version>0.0.0</version>
   <description>The virtual_cam package</description>
@@ -9,7 +12,7 @@
   <license>TODO</license>
 
   <buildtool_depend>catkin</buildtool_depend>
-  
+
   <depend>cv_bridge</depend>
   <depend>image_geometry</depend>
   <depend>message_filters</depend>
@@ -17,7 +20,6 @@
   <depend>rosbag</depend>
   <depend>roscpp</depend>
   <depend>sensor_msgs</depend>
-  <depend>std_msgs</depend>
   <depend>stereo_msgs</depend>
   <depend>tf</depend>
   <depend>yaml-cpp</depend>