diff --git a/requirements.txt b/requirements.txt
index bf9a0b3..c0165bc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,2 +1,3 @@
 pypandoc==1.4
-lxml==4.8.0
\ No newline at end of file
+lxml==4.8.0
+pyyaml==6.0
\ No newline at end of file