diff --git a/setup.py b/setup.py
index df541bb..dd02f14 100644
--- a/setup.py
+++ b/setup.py
@@ -5,7 +5,7 @@
     long_description = f.read()
 setuptools.setup(
         name="BmCS",
-        version="4.0.0",
+        version="4.0.1",
         author="Max Savery, Alastair Rae",
         author_email="alastair.rae@nih.gov",
         description="Biomedical Citation Selector for classification of MEDLINE citations",
@@ -24,13 +24,13 @@
             ],
         install_requires=[
             "scikit-learn==0.24.1",
-            "tensorflow==2.5.1",
+            "tensorflow==2.8.4",
             "python-dateutil==2.8.1",
             "nltk==3.6.1",
             "h5py==3.1.0",
-            "numpy==1.19.5",
+            "numpy==1.24.2",
             "six==1.15.0",
-            "protobuf==3.20.3",
+            "protobuf==3.19.6",
             ],
         package_data={
             'BmCS': [