diff --git a/requirements.txt b/requirements.txt
index 8612bb1..8bb3ef1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ astroid==2.8.3            # via whispers (setup.py)
 beautifulsoup4==4.10.0     # via whispers (setup.py)
 jproperties==2.1.1        # via whispers (setup.py)
 luhn==0.2.0               # via whispers (setup.py)
-lxml==4.6.3               # via whispers (setup.py)
+lxml==4.9.3               # via whispers (setup.py)
 python-levenshtein==0.12.2  # via whispers (setup.py)
 pyyaml==6.0             # via whispers (setup.py)
 six==1.16.0               # via astroid, jproperties