diff --git a/tests/goss.yaml b/tests/goss.yaml
index e5b7955..85c7b89 100644
--- a/tests/goss.yaml
+++ b/tests/goss.yaml
@@ -4,3 +4,12 @@ http:
     timeout: 5000
     body:
       - Welcome to nginx!
+command:
+  docker inspect nginx:
+    # required attributes
+    exit-status: 0
+    # optional attributes
+    stdout:
+      - "\"test_label\": \"foo1234\""
+    stderr: []
+    timeout: 10000 # in milliseconds
diff --git a/tests/units/nginx.yml b/tests/units/nginx.yml
index 813c918..20b7917 100644
--- a/tests/units/nginx.yml
+++ b/tests/units/nginx.yml
@@ -2,6 +2,8 @@ systemd_units:
   - name: nginx
     template_name: templates/test-systemd
     image: nginx:1.11
+    labels:
+      - test_label=foo1234
     host_copy:
       - src: units/data/test.conf
         dest: