diff --git a/requirements-dev.txt b/requirements-dev.txt
index 8559347..003db55 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -3,4 +3,4 @@ twine==3.4.2
 wheel==0.37.0
 pytest==6.2.5
 pytest-cov==2.12.1
-flake8==3.9.2
+flake8==4.0.1
diff --git a/requirements.txt b/requirements.txt
index 903a184..abbe816 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
 markdown==3.3.4
-feedgenerator==1.9.2
+feedgenerator==2.0.0
 jinja2==3.0.1
 pygments==2.10.0