diff --git a/docs/requirements_docs.txt b/docs/requirements_docs.txt
index da24828..29934d0 100644
--- a/docs/requirements_docs.txt
+++ b/docs/requirements_docs.txt
@@ -1,3 +1,3 @@
 sphinx==4.2.0
-furo==2021.9.8
+furo==2021.10.9
 myst-parser==0.15.2
diff --git a/requirements_dev.txt b/requirements_dev.txt
index ede282f..3508364 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -1,4 +1,4 @@
-isort==5.9.3
-flake8==3.9.2
+isort==5.10.0
+flake8==4.0.1
 build==0.7.0
-twine==3.4.2
+twine==3.5.0