diff --git a/requirements.txt b/requirements.txt
index 328b69b..8bd828d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,6 +13,6 @@ matplotlib
 jupyterlab==2.3.1 
 shapely==2.0.0 
 pyshp==2.3.1 
-pandas==2.2.0.1
+pandas==1.5.2
 censusdata 
 graphviz