diff --git a/lfs/shadow b/lfs/shadow
index 29e66b130..a82de374a 100644
--- a/lfs/shadow
+++ b/lfs/shadow
@@ -71,6 +71,7 @@ $(TARGET) : $(patsubst %,$(DIR_DL)/%,$(objects))
 	@$(PREBUILD)
 	@rm -rf $(DIR_APP) && cd $(DIR_SRC) && tar axf $(DIR_DL)/$(DL_FILE)
 	cd $(DIR_APP) && patch -Np1 -i $(DIR_SRC)/src/patches/shadow-4.2.1-suppress_installation_of_groups.patch
+	$(UPDATE_AUTOMAKE)
 	cd $(DIR_APP) && ./configure \
 		--libdir=/lib \
 		--sysconfdir=/etc \