diff --git a/02-image_detection/04-clickable/requirements.txt b/02-image_detection/04-clickable/requirements.txt
index b6b325c..d3d2b11 100644
--- a/02-image_detection/04-clickable/requirements.txt
+++ b/02-image_detection/04-clickable/requirements.txt
@@ -62,7 +62,7 @@ Pillow==7.2.0
 progressbar2==3.51.4
 prometheus-client==0.8.0
 prompt-toolkit==3.0.6
-protobuf==3.12.4
+protobuf==3.15.0
 ptyprocess==0.6.0
 pyasn1==0.4.8
 pyasn1-modules==0.2.8