diff --git a/input/covid-19-x-ray-10000-images/requirements.txt b/input/covid-19-x-ray-10000-images/requirements.txt
index e6205bc..f2a8c28 100644
--- a/input/covid-19-x-ray-10000-images/requirements.txt
+++ b/input/covid-19-x-ray-10000-images/requirements.txt
@@ -25,7 +25,7 @@ opencv-python==4.2.0.32
 opt-einsum==3.2.0
 pandas==1.0.2
 Pillow>=7.1.0
-protobuf==3.11.3
+protobuf==3.18.3
 pyasn1==0.4.8
 pyasn1-modules==0.2.8
 pyparsing==2.4.6