diff --git a/smartsim/_core/_install/buildenv.py b/smartsim/_core/_install/buildenv.py
index 552f9e28b..bd96ffd02 100644
--- a/smartsim/_core/_install/buildenv.py
+++ b/smartsim/_core/_install/buildenv.py
@@ -24,7 +24,6 @@
 # OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-# pylint: disable=invalid-name
 
 import importlib.metadata
 import os
@@ -37,6 +36,8 @@
 
 from packaging.version import InvalidVersion, Version, parse
 
+DbEngine = t.Literal["REDIS", "KEYDB"]
+
 
 class SetupError(Exception):
     """A simple exception class for errors in _install.buildenv file.