diff --git a/pyproject.toml b/pyproject.toml
index 595e1a4..b191477 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -22,7 +22,7 @@ classifiers = [
     "Topic :: Scientific/Engineering",
 ]
 dependencies = [
-    "pandas>=2.2.3",
+    "pandas>=2.2.3,<3.0",
     "tqdm",
     "openpyxl",
     "xlsxwriter",