diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index cfa6a967366af0ba98728600c0a00654af28a52b..01b75a9d3a04346d6e2330e3479f33cad0ab1690 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -9,6 +9,7 @@ build:
     - apt update
     - apt install -y python3
     - apt install -y python3-venv
+    - apt install gcc
     - mkdir -p /opt/strudle2/
     - python3 -m venv /opt/strudel2/tes
     - source /opt/strudel2/tes/bin/activate