diff --git a/requirements.txt b/requirements.txt
index 2467bf8..19712ef 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -16,7 +16,7 @@ Markdown==3.1.1
 MouseInfo==0.0.4
 numpy==1.17.2
 Pillow==6.1.0
-protobuf==3.9.2
+protobuf==3.18.3
 PyAutoGUI==0.9.47
 PyGetWindow==0.0.7
 PyMsgBox==1.0.7