diff --git a/meta/conf/documentation.conf b/meta/conf/documentation.conf
index dd55685769..66ec093d44 100644
--- a/meta/conf/documentation.conf
+++ b/meta/conf/documentation.conf
@@ -204,6 +204,7 @@ ICECC_USER_CLASS_BL[doc] = "Identifies user classes that you do not want the Ice
 ICECC_USER_PACKAGE_BL[doc] = "Identifies user recipes that you do not want the Icecream distributed compile support to consider."
 ICECC_USER_PACKAGE_WL[doc] = "Identifies user recipes that use an empty PARALLEL_MAKE variable that you want to force remote distributed compilation on using the Icecream distributed compile support."
 IMAGE_BASENAME[doc] = "The base name of image output files."
+IMAGE_BOOT_FILES[doc] = "Whitespace separated list of files from ${DEPLOY_DIR_IMAGE} to place in boot partition. Entries will be installed under a same name as the source file. To change the destination file name, pass a desired name after a semicolon (eg. u-boot.img;uboot)."
 IMAGE_CLASSES[doc] = "A list of classes that all images should inherit."
 IMAGE_FEATURES[doc] = "The primary list of features to include in an image. Configure this variable in an image recipe."
 IMAGE_FSTYPES[doc] = "Formats of root filesystem images that you want to have created."