diff --git a/examples/docker/basic/config/users.toml b/examples/docker/basic/config/users.toml
index 46c4a67..701f99e 100644
--- a/examples/docker/basic/config/users.toml
+++ b/examples/docker/basic/config/users.toml
@@ -1,6 +1,6 @@
 [Testuser]
 # Define them in roles.toml as well
-roles = []
+roles = [ "somerole/local" ]
 
 # If two or more users want to use the same machine at once the higher prio
 # wins
diff --git a/examples/docker/basic/docker-compose.yaml b/examples/docker/basic/docker-compose.yaml
index e2141b1..bb43e67 100644
--- a/examples/docker/basic/docker-compose.yaml
+++ b/examples/docker/basic/docker-compose.yaml
@@ -10,4 +10,4 @@ services:
     links:
       - mqtt
   mqtt:
-    image: eclipse-mosquitto
+    image: eclipse-mosquitto:1.6.13