2 files changed, 7 insertions, 1 deletions
diff --git a/test/docker/docker-compose.yml b/test/docker/docker-compose.yml
index 552fadb..0689ad3 100644
--- a/test/docker/docker-compose.yml
+++ b/test/docker/docker-compose.yml
@@ -6,3 +6,5 @@ services:
       dockerfile: test/docker/Dockerfile
       args:
         DISTRO: "${DISTRO:-xenial}"
+    environment:
+      CI: y
diff --git a/test/linux-home/test.sh b/test/linux-home/test.sh
index f4b1028..edb2d5b 100755
--- a/test/linux-home/test.sh
+++ b/test/linux-home/test.sh
@@ -83,8 +83,12 @@ show_env() {
 }
 
 main() {
-    show_env
+    if [ -z "${CI:+x}" ]; then
+        echo "$script_name: please don't run it outside of CI runs" >&2
+        exit 1
+    fi
 
+    show_env
     test_my_dotfiles_work
 }