diff --git a/requirements.txt b/requirements.txt
index 9f5162d..97da24c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -68,7 +68,7 @@ pandas==2.2.3
 pillow==11.2.1
 platformdirs==4.3.8
 propcache==0.3.1
-protobuf==6.31.1
+protobuf==6.33.5
 pyarrow==20.0.0
 pydantic==2.11.5
 pydantic_core==2.33.2