diff --git a/conf/ros-distro/include/ubuntu-bionic/ros-distro-platform-preferred-versions.inc b/conf/ros-distro/include/ubuntu-bionic/ros-distro-platform-preferred-versions.inc
index 4cd0b9b..a9ce772 100644
--- a/conf/ros-distro/include/ubuntu-bionic/ros-distro-platform-preferred-versions.inc
+++ b/conf/ros-distro/include/ubuntu-bionic/ros-distro-platform-preferred-versions.inc
@@ -8,8 +8,8 @@ PREFERRED_VERSION_cppunit ?= "1.14.0"
 # Ubuntu bionic has v4.15, but meta-raspberrypi thud only provides v4.9 and v4.14 => select the latter as the former is more
 # likely to be missing something that other components expect to be present.
 PREFERRED_VERSION_linux-raspberrypi ?= "4.14%"
-# Match kernel version of raspberrypi.
-PREFERRED_VERSION_linux-yocto ?= "4.4%"
+# Ubuntu bionic has v4.15, but OpenEmbedded thud only provides v4.14 and v4.18 => select the former to match linux-raspberrypi.
+PREFERRED_VERSION_linux-yocto ?= "4.14%"
 PREFERRED_VERSION_opencv ?= "3.2%"
 PREFERRED_VERSION_python-matplotlib ?= "2.1.1"
 PREFERRED_VERSION_yajl ?= "2.1.0"