diff --git a/requirements.txt b/requirements.txt
index 0abe6b5..3988e7f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,2 +1,2 @@
 # <!-- Managed automatically by PreTeXt authoring tools -->
-pretext == 2.8.0
+pretext == 2.8.1