diff --git a/conf/distro/angstrom.conf b/conf/distro/angstrom.conf
index 54c3718..039821e 100644
--- a/conf/distro/angstrom.conf
+++ b/conf/distro/angstrom.conf
@@ -40,7 +40,7 @@ TOOLCHAIN_BRAND ?= ""
 # helpful for common users).
 # Also, it appears that no locales fit in 16Mb for now. "C" locale rules!
 ROOT_FLASH_SIZE ??= "32"
-IMAGE_LINGUAS ?= '${@base_less_or_equal("ROOT_FLASH_SIZE", "16", "", "en-us", d)}'
+IMAGE_LINGUAS ?= '${@oe.utils.less_or_equal("ROOT_FLASH_SIZE", "16", "", "en-us", d)}'
 
 # set feed path variables
 FEED_BASEPATH = "feeds/next/${ANGSTROM_PKG_FORMAT}/${TCLIBC}/"