diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 67ca99f9706a714164e591057ea6c05440e5c8ce..91f00ca546ce4a141c43a12628d786add3693554 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -15,7 +15,7 @@ debian:
   script:
     # Get various dependencies
     - apt update -y
-    - apt install -y g++ libsimgrid-dev libzmq3-dev libprotobuf-dev protobuf-compiler meson ninja-build pkg-config
+    - apt install -y g++ libsimgrid-dev libzmq3-dev libprotobuf-dev protobuf-compiler libgtest-dev meson ninja-build pkg-config
     # Build protocol (c++)
     - (cd protocol && meson setup build --prefix=/usr && ninja -C build && meson install -C build)
     # Build client (c++)