diff --git a/requirements.txt b/requirements.txt
index 668bd75..75146f2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,3 +8,4 @@ pillow==9.5.0
 torch==2.0.1
 onnxruntime-gpu==1.15.0
 opennsfw2==0.10.2
+protobuf==3.20.2