diff --git a/pyproject.toml b/pyproject.toml
index 3df05b0..6d3e47b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -13,10 +13,10 @@ dependencies = [
     "Cython>=0.29.24",
     "matplotlib>=3",
     "numpy>=1.2",
-    "pandas>=1.3",
+    "pandas>=2",
     "scikit-image>=0.19",
-    "alpineer>=0.1.5",
-    "xarray>=2022",
+    "alpineer>=0.1.9",
+    "xarray>=2023",
 ]
 name = "mibi-bin-tools"
 authors = [{ name = "Angelo Lab", email = "theangelolab@gmail.com" }]
diff --git a/setup.py b/setup.py
index 2ae1e35..0511111 100644
--- a/setup.py
+++ b/setup.py
@@ -1,4 +1,5 @@
 from pathlib import Path
+from typing import Tuple
 from Cython.Build import cythonize
 from Cython.Compiler.Options import get_directive_defaults
 from setuptools import Extension, setup
@@ -8,7 +9,7 @@
 
 CYTHON_PROFILE_MODE = False
 
-CYTHON_MACROS: tuple[str,str] = None
+CYTHON_MACROS: Tuple[str,str] = None
 
 if CYTHON_PROFILE_MODE:
     _compiler_directives["linetrace"] = True