diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index a0ebb39ad07d3762615ca7560cba4a2832c1d8cc..cffed40e0f361782ec6cb3f46be358c63955e244 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -70,6 +70,7 @@ build:
     # - git submodule foreach --recursive 'git fetch --tags; git describe --always'
     - pushd tarantool-sys; git describe; popd
     - pushd tarantool-sys/third_party/luajit; git describe; popd
+    - export RUST_BACKTRACE=1
     - cargo -V
     - cargo build --locked
     - cargo test --locked