diff --git a/README.md b/README.md
index 6b48a9a..a7a7f0d 100644
--- a/README.md
+++ b/README.md
@@ -162,6 +162,7 @@ Currently, this layer is still under continuous development.
 
     export ROS_ROOT=/opt/ros/indigo
     export ROS_DISTRO=indigo
+    export ROS_PACKAGE_PATH=/opt/ros/indigo/share
     export PATH=$PATH:/opt/ros/indigo/bin
     export LD_LIBRARY_PATH=/opt/ros/indigo/lib
     export PYTHONPATH=/opt/ros/indigo/lib/python2.7/site-packages
diff --git a/recipes-ros/ros-comm/roslaunch/roscore-default b/recipes-ros/ros-comm/roslaunch/roscore-default
index 9157ef7..65d9e4f 100644
--- a/recipes-ros/ros-comm/roslaunch/roscore-default
+++ b/recipes-ros/ros-comm/roslaunch/roscore-default
@@ -1,5 +1,6 @@
 ROS_ROOT=/opt/ros/indigo/
 ROS_DISTRO=indigo
+ROS_PACKAGE_PATH=/opt/ros/indigo/share
 ROS_PORT=11311
 ROS_MASTER_URI=http://localhost:11311
 CMAKE_PREFIX_PATH=/opt/ros/indigo/