diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 0298a97b176842349bc3f9a0b3abb45352c0cca8..6537518cf205cf71dc5117bf8c3bc74ebd47d638 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -33,7 +33,7 @@ stages:
   - wget https://cmake.org/files/v3.16/cmake-3.16.0.tar.gz
   - tar -xzvf cmake-3.16.0.tar.gz
   - cd cmake-3.16.0
-  - ./bootstrap -DCMAKE_USE_OPENSSL=OFF
+  - ./bootstrap -- -DCMAKE_BUILD_TYPE:STRING=Release -DCMAKE_USE_OPENSSL:STRING=OFF
   - make -j$(nproc)
   - make install
   - cmake --version