diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 1403ba24..da6baf86 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -18,7 +18,7 @@ build:
     - rm -rf build
     - mkdir build
     - cd build
-    - cmake ..
+    - cmake -DCMAKE_BUILD_TYPE=Release ..
     - make -j$(nproc)
   artifacts:
     untracked: true