diff --git a/lfs/linux b/lfs/linux
index 54f9804dd..6a546d8b2 100644
--- a/lfs/linux
+++ b/lfs/linux
@@ -230,8 +230,11 @@ endif
 		/lib/modules/$(VER)-$(VERSUFIX)/build/autoconf.h
 	cp /lib/modules/$(VER)-$(VERSUFIX)/build/.config \
 		/lib/modules/$(VER)-$(VERSUFIX)/build/include/config/auto.conf
-	# for lunatik: copy resolve_btfids to /lib/modules/$(VER)-$(VERSUFIX)/build/tools/bpf/resolve_btfids/
+
+	# lunatik: copy resolve_btfids to /lib/modules/$(VER)-$(VERSUFIX)/build/tools/bpf/resolve_btfids/
+	# cop.btf.vmlinux.bin.o to vmlinux for lunatik kernel modules build
 	cp -f $(DIR_APP)/tools/bpf/resolve_btfids/resolve_btfids /lib/modules/$(VER)-$(VERSUFIX)/build/tools/bpf/resolve_btfids/
+	cp -f $(DIR_APP)/.btf.vmlinux.bin.o /lib/modules/$(VER)-$(VERSUFIX)/build/vmlinux
 
 	# Fix permissions
 	find /lib/modules/$(VER)-$(VERSUFIX) -name "modules.order" \
diff --git a/lfs/lunatik b/lfs/lunatik
index 6fed6cfab..138345b1a 100644
--- a/lfs/lunatik
+++ b/lfs/lunatik
@@ -41,7 +41,7 @@ objects = $(DL_FILE)
 
 $(DL_FILE) = $(DL_FROM)/$(DL_FILE)
 
-$(DL_FILE)_BLAKE2 = 96bee0f721e4098cf8523134a325290272cc4e99583bbdd775594b1ff38119e8cafa431987e570994dc69f2a45c2a78d298029eb29da457401e2c5993a0edb6f
+$(DL_FILE)_BLAKE2 = 318a0dc1220ff052aa0f56bf0e36783368b94b48d3a994283f3e6ca6326301b657917f7f8acc27c42e65d136dcf9f2f5f39f1b9de263aeaf831d2457f781c6d0
 
 install : $(TARGET)
 
@@ -74,7 +74,6 @@ $(TARGET) : $(patsubst %,$(DIR_DL)/%,$(objects))
 
 	#generate lunatik symbols before build
 	cd $(DIR_APP) && ./gensymbols.sh lua/lua.h lua/lauxlib.h lua/lualib.h > lunatik_sym.h
-	cd $(DIR_APP) && make btf_install
 	cd $(DIR_APP) && make
 	cd $(DIR_APP) && make install
 	cd $(DIR_APP)/examples/filter && make