diff --git a/requirements.txt b/requirements.txt
index 54ea5ea51c..2bda6ad888 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,4 +6,4 @@ matplotlib>=3.4
 uncertainties
 lmfit
 rustworkx
-pandas>=1.1.5
+pandas>=1.1.5,<2.2.0