diff --git a/docs-requirements.txt b/docs-requirements.txt
index b27a477ce0..32f4a406aa 100644
--- a/docs-requirements.txt
+++ b/docs-requirements.txt
@@ -25,6 +25,7 @@ asyncpg>=0.12.0
 boto~=2.0
 botocore~=1.0
 boto3~=1.0
+cassandra-driver~=3.25
 celery>=4.0
 confluent-kafka>= 1.8.2,<= 2.2.0
 elasticsearch>=2.0,<9.0