diff --git a/conf/ros-distro/ros-distro.conf b/conf/ros-distro/ros-distro.conf
index 6598d210366..97b6758ab3f 100644
--- a/conf/ros-distro/ros-distro.conf
+++ b/conf/ros-distro/ros-distro.conf
@@ -77,20 +77,6 @@ require conf/ros-distro/include/${ROS_DISTRO}/ros-distro-recipe-blacklist.inc
 require conf/ros-distro/include/${ROS_DISTRO}/ros-distro-preferred-versions.inc
 
 
-# Give ROS billing in DISTRO_NAME if being used in a foreign DISTRO.
-ROS_DISTRO_NAME_PREPEND ?= "${@'' \
-                               if d.getVar('DISTRO', True) ==  d.getVar('ROS_DISTRO_TYPE', True) else \
-                               'ROS ' + d.getVar('ROS_VERSION', True) + ' with ' \
-                             }"
-DISTRO_NAME_prepend = "${ROS_DISTRO_NAME_PREPEND}"
-
-# Append the ROS metadata version to DISTRO_VERSION if being used in a foreign DISTRO.
-ROS_OE_DISTRO_VERSION_APPEND ?= "${@'' \
-                                    if d.getVar('DISTRO', True) ==  d.getVar('ROS_DISTRO_TYPE', True) else \
-                                    '+' + d.getVar('ROS_DISTRO_METADATA_VERSION', True) \
-                                  }"
-DISTRO_VERSION_append = "${ROS_OE_DISTRO_VERSION_APPEND}"
-
 # Default to showing DISTRO_NAME and the ROS build environment variable settings in the build configuration.
 ROS_EXTRA_BUILDCFG_VARS ?= "DISTRO_NAME ROS_DISTRO ROS_VERSION ROS_PYTHON_VERSION"
 BUILDCFG_VARS_append = " ${ROS_EXTRA_BUILDCFG_VARS}"