diff --git a/local-oldest-requirements.txt b/local-oldest-requirements.txt
index 535eabc..5634fa4 100644
--- a/local-oldest-requirements.txt
+++ b/local-oldest-requirements.txt
@@ -1,4 +1,4 @@
 # Remember to update setup.py to match the package versions below.
 acme[dev]==0.31.0
 certbot[dev]==0.34.0
-dns-lexicon==3.9.0
+dns-lexicon==3.9.2
diff --git a/requirements.txt b/requirements.txt
index 4b7ce34..8e04e10 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
 acme==1.22.0
 certbot==1.22.0
-dns-lexicon==3.9.0
+dns-lexicon==3.9.2