diff --git a/dev_server/requirements.txt b/dev_server/requirements.txt
index 0b26095..6f9924c 100644
--- a/dev_server/requirements.txt
+++ b/dev_server/requirements.txt
@@ -4,7 +4,7 @@ bleach==3.1.0
 Click==7.0
 cloudpickle==1.2.2
 cycler==0.10.0
-dask==2.5.2
+dask==2021.10.0
 decorator==4.4.0
 defusedxml==0.6.0
 dill==0.3.1.1