diff --git a/requirements/base.txt b/requirements/base.txt
index 06099e97c..c63aae3eb 100644
--- a/requirements/base.txt
+++ b/requirements/base.txt
@@ -24,11 +24,11 @@ jinja2==3.0.2
     # via sphinx
 markupsafe==2.0.1
     # via jinja2
-packaging==21.0
+packaging==21.2
     # via sphinx
 pygments==2.10.0
     # via sphinx
-pyparsing==3.0.1
+pyparsing==2.4.7
     # via packaging
 pytz==2021.3
     # via babel
diff --git a/requirements/dev.txt b/requirements/dev.txt
index 4ebd7e59b..10683fe39 100644
--- a/requirements/dev.txt
+++ b/requirements/dev.txt
@@ -46,7 +46,7 @@ markupsafe==2.0.1
     # via
     #   -r requirements/base.txt
     #   jinja2
-packaging==21.0
+packaging==21.2
     # via
     #   -r requirements/base.txt
     #   sphinx
@@ -54,7 +54,7 @@ pygments==2.10.0
     # via
     #   -r requirements/base.txt
     #   sphinx
-pyparsing==3.0.1
+pyparsing==2.4.7
     # via
     #   -r requirements/base.txt
     #   packaging