diff --git a/requirements.txt b/requirements.txt
index 62f10f6f65cbbb474fe2b5780a8359c45505645a..47a8a3cf33a0d801bf69dc06f10e0946355e8ef4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,3 +4,4 @@ astropy==5.3.4
 pysynphot==2.0.0
 hcipy==0.6.0
 setuptools==68.2.2
+pandas==2.2.1
diff --git a/setup.py b/setup.py
index e4048defe42c5e06836c9c08ff11da591d994d9c..25f0558ee7803681db8ad0adf53dbe2fd6d955ee 100644
--- a/setup.py
+++ b/setup.py
@@ -20,6 +20,6 @@ setuptools.setup(
     package_dir={'csst_cpic_sim': 'csst_cpic_sim'},
     include_package_data=False,
 
-    install_requires=['numpy', 'scipy', 'astropy', 'pysynphot', 'hcipy'],
+    install_requires=['numpy', 'scipy', 'astropy', 'pysynphot', 'hcipy', 'pandas'],
     python_requires='>=3.8',
 )