diff --git a/pyproject.toml b/pyproject.toml
index 5ecabbc..5a2f959 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -22,11 +22,11 @@ classifiers = [
 ]
 dependencies = [
     "Jinja2 >= 3.1.4",
-    "numpy >= 1.19.1",
+    "numpy >= 1.19.1, <3",
     "openpyxl >= 3.1.2",
-    "pandas >= 2.0.3",
-    "scipy >= 1.10.1",
-    "statsmodels >= 0.14.1",
+    "pandas >= 2.0.3, <4",
+    "scipy >= 1.10.1, <2",
+    "statsmodels >= 0.14.1, <1",
     "tabulate >= 0.9.0",
 ]