diff --git a/pyproject.toml b/pyproject.toml
index cb0c46f7..ef8aa8cb 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -27,11 +27,11 @@ dependencies = [
     "numpy>=1.26.0;python_version>='3.12' and python_version<'3.13'",
     "numpy>=2.1.0;python_version>='3.13' and python_version<'3.14'",
     "numpy>=2.3.2;python_version>='3.14'",
-    "pandas>=1.4.0;python_version<'3.11'",
-    "pandas>=1.5.0;python_version>='3.11' and python_version<'3.12'",
-    "pandas>=2.1.1;python_version>='3.12' and python_version<'3.13'",
-    "pandas>=2.2.3;python_version>='3.13' and python_version<'3.14'",
-    "pandas>=2.3.3;python_version>='3.14'",
+    "pandas>=1.4.0,<3;python_version<'3.11'",
+    "pandas>=1.5.0,<3;python_version>='3.11' and python_version<'3.12'",
+    "pandas>=2.1.1,<3;python_version>='3.12' and python_version<'3.13'",
+    "pandas>=2.2.3,<3;python_version>='3.13' and python_version<'3.14'",
+    "pandas>=2.3.3,<3;python_version>='3.14'",
     "plotly>=5.10.0;python_version<'3.13'",
     "plotly>=5.12.0;python_version>='3.13'",
     "scipy>=1.7.3;python_version<'3.10'",