diff --git a/.evergreen/config.yml b/.evergreen/config.yml
index f446359bd4..97bf1299a5 100644
--- a/.evergreen/config.yml
+++ b/.evergreen/config.yml
@@ -1946,6 +1946,9 @@ tasks:
           include_expansions_in_env: ["AWS_ACCESS_KEY_ID", "AWS_SECRET_ACCESS_KEY", "AWS_SESSION_TOKEN"]
           script: |
             ${PREPARE_SHELL}
+            pushd $TEST_LAMBDA_DIRECTORY/mongodb
+            go mod tidy
+            popd
             ./.evergreen/run-deployed-lambda-aws-tests.sh
 
   - name: "test-search-index"