diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index a7e08374e..114781512 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -25,7 +25,7 @@ rust-latest:
   image: rust:latest
   script:
     - rustup show
-    - cargo build --verbose --target x86_64-unknown-linux-gnu
+    - cargo build --locked --verbose --target x86_64-unknown-linux-gnu
     - cargo test --verbose --target x86_64-unknown-linux-gnu
     - rustup component add clippy rustfmt
     - rustup show