diff --git a/requirements-dev3.8.txt b/requirements-dev3.8.txt
index 26c93df..532e141 100644
--- a/requirements-dev3.8.txt
+++ b/requirements-dev3.8.txt
@@ -20,3 +20,5 @@ tomli==2.0.1
 tomli-w==1.0.0
 pydantic==2.7.4
 pytest-benchmark==4.0.0
+pandas==2.0.3
+polars==1.0.0