diff --git a/requirements.txt b/requirements.txt
index 811f091..14033f0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,7 +10,7 @@ cloudpickle==1.2.1
 colorama==0.4.1
 cryptography==2.1.4
 cycler==0.10.0
-dask==1.2.0
+dask==2021.10.0
 decorator==4.4.0
 ete3==3.1.1
 idna==2.6
diff --git a/requirements_python3.7.txt b/requirements_python3.7.txt
index 811f091..14033f0 100644
--- a/requirements_python3.7.txt
+++ b/requirements_python3.7.txt
@@ -10,7 +10,7 @@ cloudpickle==1.2.1
 colorama==0.4.1
 cryptography==2.1.4
 cycler==0.10.0
-dask==1.2.0
+dask==2021.10.0
 decorator==4.4.0
 ete3==3.1.1
 idna==2.6