diff --git a/appweb/requirements.txt b/appweb/requirements.txt
index 9abaab0..ec1b2df 100644
--- a/appweb/requirements.txt
+++ b/appweb/requirements.txt
@@ -31,7 +31,7 @@ cryptography==1.7.1
 cycler==0.10.0
 Cython==0.25.2
 cytoolz==0.8.2
-dask==0.13.0
+dask==2021.10.0
 datashape==0.5.2
 decorator==4.0.11
 dill==0.2.5