diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index b0a00e8..8538d58 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -9,5 +9,5 @@ Build:
 
   script:
     - mkdir build -p; cd build
-    - cmake ../
+    - cmake -DCMAKE_BUILD_TYPE=Release ../
     - cmake --build .