diff --git a/dask_requirements.txt b/dask_requirements.txt
index 6458b18b..0648462a 100644
--- a/dask_requirements.txt
+++ b/dask_requirements.txt
@@ -50,7 +50,7 @@ pytest-html==1.19.0
 python-coveralls==2.9.1 #not in conda, pip install
 python-dotenv==0.8.2
 pytz==2018.4
-redis==2.10.6 #pip not conda
+redis==4.5.3 #pip not conda
 reportlab==3.4.0
 requests==2.19.1
 rollbar==0.14.0