diff --git a/python_requirement.txt b/python_requirement.txt
index 4e33d9c..c07d9d2 100644
--- a/python_requirement.txt
+++ b/python_requirement.txt
@@ -22,7 +22,7 @@ codecov==2.1.9
 coverage==5.3
 cryptography==3.1
 Cython==0.29.21
-dask==1.2.2
+dask==2021.10.0
 decorator==4.4.2
 demjson==2.2.4
 docutils==0.16