diff --git a/pyproject.toml b/pyproject.toml
index 1837e16..8373075 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -25,7 +25,7 @@ include = ["LICENSE"]
 
 [tool.poetry.dependencies]
 python = "^3.8"
-pandas = "^1.5.0"
+pandas = ">=1.5,<3.0"
 numpy = "^1.23.5"
 plotnine = "^0.12.0"
 seaborn = "^0.12.0"