diff --git a/Src/zsh.mdd b/Src/zsh.mdd
index a1c0edc..1dc017b 100644
--- a/Src/zsh.mdd
+++ b/Src/zsh.mdd
@@ -98,6 +98,8 @@ zshpaths.h: Makemod $(CONFIG_INCS)
 	    echo "Updated \`zshpaths.h'." ; \
 	fi
 
+zsh_system.h: zshcurses.h zshterm.h
+
 bltinmods.list: modules.stamp mkbltnmlst.sh $(dir_top)/config.modules
 	srcdir='$(sdir)' CFMOD='$(dir_top)/config.modules' \
 	  $(SHELL) $(sdir)/mkbltnmlst.sh $@