diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 1896c9bfae78ef0fedd197651bf4db62c289c395..5d8c4e6af51327b30690b6008f8ff1fea4ad9c3e 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -42,6 +42,7 @@ build:debian:
   stage: build
   before_script:
     - apt update && apt install -y build-essential python3-pip cmake
+    - apt install -y libgl-dev
     - pip install conan
   script:
     - cmake -S . -B build -DCMAKE_BUILD_TYPE=Debug