diff --git a/DOCKER_VERSION b/DOCKER_VERSION
index 2036a714..c84aaa07 100644
--- a/DOCKER_VERSION
+++ b/DOCKER_VERSION
@@ -1 +1 @@
-6.2.8
+6.2.9
diff --git a/docker/Dockerfile.alpine b/docker/Dockerfile.alpine
index 1cf01e0c..02c5ac39 100644
--- a/docker/Dockerfile.alpine
+++ b/docker/Dockerfile.alpine
@@ -30,4 +30,5 @@ USER app
 WORKDIR /home/app
 
 ENTRYPOINT ["ws"]
+EXPOSE 8008
 CMD ["--help"]
diff --git a/ws/test_ws.sh b/ws/test_ws.sh
index f2e94aa1..f5ff5543 100644
--- a/ws/test_ws.sh
+++ b/ws/test_ws.sh
@@ -3,7 +3,7 @@
 # Handle Ctrl-C by killing all sub-processing AND exiting
 trap cleanup INT
 
-function cleanup {
+cleanup() {
     kill `cat /tmp/ws_test/pidfile.transfer`
     kill `cat /tmp/ws_test/pidfile.receive`
     kill `cat /tmp/ws_test/pidfile.send`