diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index d2441d0..77e7f13 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,3 +1,19 @@
+test:smolensk15:
+  image: smolensk15-dev
+  only:
+    - schedules
+  before_script:
+    - "[ $(($(date +%s)-$(git log -1 --date=format:%s --format=%cd))) -gt 86400 ] && exit 0"
+    - apt-get update
+    - apt-get -y install python3-pytest python3-sphinx
+    - git submodule sync
+    - git submodule update --recursive --init
+  script:
+    - "[ $(($(date +%s)-$(git log -1 --date=format:%s --format=%cd))) -gt 86400 ] && exit 0"
+    - make build
+    - make tests
+    - make html
+
 test:bionic:
   image: bionic-dev
   only: