diff --git a/data/datasets/ubuntu_dialogue_qa/requirements.txt b/data/datasets/ubuntu_dialogue_qa/requirements.txt
index 9ac580762f..731209d470 100644
--- a/data/datasets/ubuntu_dialogue_qa/requirements.txt
+++ b/data/datasets/ubuntu_dialogue_qa/requirements.txt
@@ -3,3 +3,4 @@ numpy
 pandas
 pyarrow
 tqdm
+protobuf>=6.33.5 # not directly required, pinned by Snyk to avoid a vulnerability