diff --git a/leim/Makefile.in b/leim/Makefile.in
index 6cf0abb40c..4e70e8b7e9 100644
--- a/leim/Makefile.in
+++ b/leim/Makefile.in
@@ -131,6 +131,7 @@ ${leimdir}/ja-dic/ja-dic.el:
 
 ${leimdir}/ja-dic/ja-dic.el: $(srcdir)/SKK-DIC/SKK-JISYO.L
 	$(AM_V_GEN)$(RUN_EMACS) -batch -l ja-dic-cnv \
+	  --eval "(setq max-specpdl-size 5000)" \
 	  -f batch-skkdic-convert -dir "$(leimdir)/ja-dic" "$<"
 
 ${srcdir}/../lisp/language/pinyin.el: ${srcdir}/MISC-DIC/pinyin.map