diff --git a/requirements.txt b/requirements.txt
index b6272fc..f4abea4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ scipy
 sklearn
 lenskit
 cffi
-mysql-connector-python==8.0.11
+mysql-connector-python==9.1.0
 rdflib
 pymysql
 sqlalchemy