diff --git a/README.md b/README.md
index 2d5ba33..d837b0b 100644
--- a/README.md
+++ b/README.md
@@ -24,6 +24,9 @@ This is for setting up docker-composer to test Elasticsearch and Kuromoji agains
 6. Click save and restart Liferay server
 7. Loging as an administrator, navigate to Control Panel -> Configuration -> Server Configuration and run reindex.
 
+## Modify user dictionaly
+1. Open /es/config/userdict_ja.txt
+2. Modify contents according to the [user guide](https://www.elastic.co/guide/en/elasticsearch/plugins/current/analysis-kuromoji-tokenizer.html)
 ## Initialize set up after change configurations
 1. Stop services with ```docker-compose stop```
 2. Delete folders under ```/es/data```
@@ -84,4 +87,3 @@ In Sense, for a server, set ```http://elasticsearch:9200``` to access the Elasti
 
 ### Elastic-HQ
 ```http://localhost:9200/_plugin/hq```
-
diff --git a/docker-compose.yml b/docker-compose.yml
index 2029105..cde15e4 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -10,6 +10,7 @@ services:
       - ./es/data/:/usr/share/elasticsearch/data/
       - ./es/config/elasticsearch.yml:/usr/share/elasticsearch/config/elasticsearch.yml
       - ./es/config/logging.yml:/usr/share/elasticsearch/config/logging.yml
+      - ./es/config/userdict_ja.txt:/usr/share/elasticsearch/config/userdict_ja.txt
       - ./es/logs/:/var/log/elasticsearch/
     environment:
       - "ES_JAVA_OPTS: -Xmx2048m -Xms2048m"
diff --git a/es/config/userdict_ja.txt b/es/config/userdict_ja.txt
new file mode 100644
index 0000000..7a7b93e
--- /dev/null
+++ b/es/config/userdict_ja.txt
@@ -0,0 +1,2 @@
+東京スカイツリー,東京 スカイツリー,トウキョウ スカイツリー,カスタム名詞
+あいうえお,あいうえお,アイウエオ,カスタム名詞
\ No newline at end of file