diff --git a/requirements.txt b/requirements.txt
index 7ddf73d..0287ef8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,7 +18,7 @@ idna==3.3
     # via urlextract
 ircstyle==0.1.5
     # via -r requirements.in
-lxml==4.8.0
+lxml==4.9.1
     # via pikepdf
 miniirc==1.6.3
     # via -r requirements.in