diff --git a/recipes-kernel/mac80211/mac80211_5.4.27-1.bb b/recipes-kernel/mac80211/mac80211_5.4.27-1.bb
index 471fc17..95ace21 100644
--- a/recipes-kernel/mac80211/mac80211_5.4.27-1.bb
+++ b/recipes-kernel/mac80211/mac80211_5.4.27-1.bb
@@ -31,6 +31,7 @@ DEPENDS += "coreutils-native flex-native bison-native"
 
 EXTRA_OEMAKE = "KLIB_BUILD=${STAGING_KERNEL_BUILDDIR} KLIB=${base_libdir}/modules/${KERNEL_VERSION}"
 KCONFIG_CONFIG_COMMAND = "${EXTRA_OEMAKE} CC=${BUILD_CC} menuconfig"
+export LEX = "flex"
 
 MAKE_TARGETS = "modules"