Fix typo in dockerhub README example.
diff --git a/nifi-registry-core/nifi-registry-docker/dockerhub/README.md b/nifi-registry-core/nifi-registry-docker/dockerhub/README.md
index 9c41024..d3489ee 100644
--- a/nifi-registry-core/nifi-registry-docker/dockerhub/README.md
+++ b/nifi-registry-core/nifi-registry-docker/dockerhub/README.md
@@ -58,7 +58,7 @@
docker run --name nifi-registry \
-p 19090:19090 \
-d \
- -e NIFI_REGISTRY_WEB_HTTP_PORT='19090'
+ -e NIFI_REGISTRY_WEB_HTTP_PORT='19090' \
apache/nifi-registry:latest
For a list of the environment variables recognised in this build, look into the .sh/secure.sh and .sh/start.sh scripts