diff --git a/requirements.txt b/requirements.txt
index 2d6d1ff..751834b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
 pandoc-acro==0.10.1
-pandoc-include==1.3.2
+pandoc-include==1.4.0
 pandocfilters==1.5.1