diff --git a/CHANGELOG.md b/CHANGELOG.md
index 275ba1f..66efa53 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,11 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## Unreleased
+### Fixed
+- upgrade default tor version: 0.4.1.6 -> 0.4.1.7
+  (non-breaking, fixes only, https://gitweb.torproject.org/tor.git/plain/ChangeLog)
+
 ## [1.0.0] - 2019-10-12
 ### Added
 - Tor Socks5 & DNS proxy
diff --git a/Dockerfile b/Dockerfile
index cb76b8a..13445ba 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,14 +1,12 @@
-FROM alpine:3.10
+FROM alpine:3.11
 
-ARG CURL_PACKAGE_VERSION=7.66.0-r0
-ARG BIND_TOOLS_PACKAGE_VERSION=9.14.3-r0
-ARG TOR_PACKAGE_VERSION=0.4.1.6-r0
-ARG TOR_PACKAGE_REPOSITORY=http://dl-cdn.alpinelinux.org/alpine/edge/community
+ARG CURL_PACKAGE_VERSION=7.67.0-r0
+ARG BIND_TOOLS_PACKAGE_VERSION=9.14.8-r5
+ARG TOR_PACKAGE_VERSION=0.4.1.7-r0
 RUN adduser -S onion \
     && apk add --no-cache \
         curl=$CURL_PACKAGE_VERSION \
         bind-tools=$BIND_TOOLS_PACKAGE_VERSION `# dig` \
-    && apk add --no-cache --repository $TOR_PACKAGE_REPOSITORY \
         tor=$TOR_PACKAGE_VERSION
 
 # RUN apk add --no-cache man less \