diff --git a/requirements.txt b/requirements.txt
index 302306e..1680f5f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,7 +18,7 @@ lxml==4.5.2
 MarkupSafe==1.1.1
 mccabe==0.6.1
 more-itertools==8.2.0
-packaging==20.1
+packaging==20.4
 pluggy==0.13.1
 py==1.9.0
 pycodestyle==2.5.0