diff --git a/setup.py b/setup.py
index f79e11a..ce73309 100644
--- a/setup.py
+++ b/setup.py
@@ -20,7 +20,7 @@
       url='https://github.com/microDM/MicFunPred',
       packages=['micfunpreDefinitions'],
       scripts=glob('scripts/*py'),
-      install_requires=['biopython==1.76', 'numpy','pandas','plotly==4.9.0','pyarrow'],
+      install_requires=['biopython==1.76', 'numpy','pandas==1.3.5','plotly==4.9.0','pyarrow'],
       package_data={'micfunpreDefinitions':
                     files},
       #data_files=files,