diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index ec1e6ff0be572ae80a7f6aa94308fcd9457aaef2..0f2da851d8fa23288af693194494173219285c26 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -11,7 +11,7 @@ setup-environment:
   stage: environment
   #image: python3.9-slim
   script:
-    - apt-get install python3-venv
+    - apt-get update && apt-get install python3-venv
     - python3 -m venv .venv
     - source .venv/bin/activate
     - python3 -m pip install --upgrade pip