diff --git a/jupyter-scipy/requirements.txt b/jupyter-scipy/requirements.txt
index 7c6d01be..10830c09 100644
--- a/jupyter-scipy/requirements.txt
+++ b/jupyter-scipy/requirements.txt
@@ -23,7 +23,7 @@ numexpr==2.9.0
 openpyxl==3.1.2
 pandas==2.2.1
 patsy==0.5.6
-protobuf==3.20.3
+protobuf==4.25.3
 scikit-image==0.22.0
 scikit-learn==1.4.1.post1
 scipy==1.12.0