diff --git a/poky/meta/recipes-devtools/flex/flex_2.6.4.bb b/poky/meta/recipes-devtools/flex/flex_2.6.4.bb
index 3d57572..1d43d22 100644
--- a/poky/meta/recipes-devtools/flex/flex_2.6.4.bb
+++ b/poky/meta/recipes-devtools/flex/flex_2.6.4.bb
@@ -16,6 +16,7 @@
            ${@bb.utils.contains('PTEST_ENABLED', '1', '', 'file://disable-tests.patch', d)} \
            file://0001-build-AC_USE_SYSTEM_EXTENSIONS-in-configure.ac.patch \
            file://check-funcs.patch \
+           file://0001-Emit-no-line-directives-if-gen_line_dirs-is-false.patch \
            "
 
 SRC_URI[md5sum] = "2882e3179748cc9f9c23ec593d6adc8d"