diff --git a/meta-openembedded/meta-filesystems/recipes-filesystems/yaffs2/yaffs2-utils_git.bb b/meta-openembedded/meta-filesystems/recipes-filesystems/yaffs2/yaffs2-utils_git.bb
index bd0886d..0e61c9c 100644
--- a/meta-openembedded/meta-filesystems/recipes-filesystems/yaffs2/yaffs2-utils_git.bb
+++ b/meta-openembedded/meta-filesystems/recipes-filesystems/yaffs2/yaffs2-utils_git.bb
@@ -25,7 +25,7 @@
 
 S = "${WORKDIR}/git"
 
-CFLAGS_append = " -I.. -DCONFIG_YAFFS_UTIL -DCONFIG_YAFFS_DEFINES_TYPES"
+CFLAGS:append = " -I.. -DCONFIG_YAFFS_UTIL -DCONFIG_YAFFS_DEFINES_TYPES"
 EXTRA_OEMAKE = "-e MAKEFLAGS="
 
 do_compile() {