diff --git a/requirements.txt b/requirements.txt
index 1235e85..e2b7a5e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ isodate==0.6.0
 marshmallow==3.6.0
 mlspeclib==0.0.24
 msgpack==1.0.0
-pymysql==0.9.3
+pymysql==1.1.1
 python-box==5.0.0a0
 pyyaml==5.3.1
 semver==2.10.1