diff --git a/wildfly_base/Dockerfile b/wildfly_base/Dockerfile
index ea1131f..96ecfbf 100755
--- a/wildfly_base/Dockerfile
+++ b/wildfly_base/Dockerfile
@@ -4,6 +4,7 @@ FROM jboss/wildfly:11.0.0.Final
 ENV WF_CONFIG="standalone.xml"
 ENV TZ="Asia/Taipei"
 
+
 #for session persistance using
 #ENV SESSIONDB_HOST='localhost:3306' SESSIONDB_NAME='wf_sessions' SESSIONDB_USER='session' SESSIONDB_PASS='session'
 
@@ -23,4 +24,4 @@ RUN rm -rf ${JBOSS_HOME}/config
 
 EXPOSE 8080 9990
 
-CMD ["sh","-c","/opt/jboss/wildfly/bin/startwf.sh"]
\ No newline at end of file
+CMD ["sh","-c","/opt/jboss/wildfly/bin/startwf.sh"]