diff --git a/Dockerfile b/Dockerfile
index a065b7a..4504598 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,9 +3,9 @@ FROM alpine
 ENV SERVER_ADDR 0.0.0.0
 ENV SERVER_PORT 51348
 ENV PASSWORD=
-ENV METHOD      aes-256-cfb
-ENV PROTOCOL    origin
-ENV OBFS      http_simple
+ENV METHOD      aes-128-ctr
+ENV PROTOCOL    auth_aes128_md5
+ENV OBFS        tls1.2_ticket_auth_compatible
 ENV TIMEOUT     300
 ENV DNS_ADDR    8.8.8.8
 ENV DNS_ADDR_2  8.8.4.4
@@ -22,11 +22,11 @@ RUN apk update \
 
 RUN wget --no-check-certificate https://github.com/breakwa11/shadowsocks/archive/manyuser.zip -O /tmp/manyuser.zip \
     && unzip -d /tmp /tmp/manyuser.zip \
-    && mv /tmp/shadowsocks-manyuser/shadowsocks ~/shadowsocks \
+    && mv /tmp/shadowsocksr-manyuser/shadowsocks ~/shadowsocksr \
     && rm -rf /tmp/*
 
 
-WORKDIR ~/shadowsocks
+WORKDIR ~/shadowsocksr
 
 
-CMD python ~/shadowsocks/server.py -p $SERVER_PORT -k $PASSWORD -m $METHOD  -O $PROTOCOL -o $OBFS
+CMD python ~/shadowsocksr/server.py -p $SERVER_PORT -k $PASSWORD -m $METHOD -O $PROTOCOL -o $OBFS