diff --git a/yaml2markdown/requirements.txt b/yaml2markdown/requirements.txt
index b07b17c..7e64c8d 100644
--- a/yaml2markdown/requirements.txt
+++ b/yaml2markdown/requirements.txt
@@ -1,4 +1,4 @@
-PyYAML>=6.0
+PyYAML>=6.0.3
 click>=8.0
 Pillow>=9.0
 requests>=2.28
\ No newline at end of file