diff --git a/seed-src/conv-dic.sh b/seed-src/conv-dic.sh
index 29d712ba6c20718acec1da1aeb388c856036a2ef..b94bda3afde138845cc092651bb7ce246529a7fe 100755
--- a/seed-src/conv-dic.sh
+++ b/seed-src/conv-dic.sh
@@ -8,6 +8,7 @@ egrep -h '^[^
 | grep -v '^野中,' \
 | grep -v '^官有,' \
 | grep -v '^本所,' \
+| grep -v '^折,' \
 | awk 'BEGIN { FS=","; } \
 { printf("%s,0,0,0,n,%s,%s,%s,%s,*,%s,%s,%s,%s\n", \
          $1, $5, $6, $7, $8, $1, $11, $12, $9); }' \
@@ -17,6 +18,7 @@ egrep -h '^[^
   ../../mecab-ipadic-2.7.0-20070801/Noun.adverbal.csv \
 | grep -v '^[不非]' \
 | grep -v '^千里,' \
+| grep -v '^折,' \
 | awk 'BEGIN { FS=","; } \
 { printf("%s,0,0,0,n,%s,%s,%s,%s,*,%s,%s,%s,%s\n", \
          $1, $5, $6, $7, $8, $1, $11, $12, $9); }' \