diff --git a/catalog/utilities/media_props_gen/generate_media_properties.py b/catalog/utilities/media_props_gen/generate_media_properties.py
index 0505af31820..106cb037de0 100644
--- a/catalog/utilities/media_props_gen/generate_media_properties.py
+++ b/catalog/utilities/media_props_gen/generate_media_properties.py
@@ -98,7 +98,7 @@ def generate_long_form_doc(markdown_descriptions: dict, media_properties: dict)
         prop_doc = "".join(
             [f"{Md.heading(4, k)}{Md.line(v)}" for k, v in description.items()]
         )
-        media_docs += prop_heading + prop_doc
+        media_docs += prop_heading + prop_doc + Md.horizontal_line
 
     return media_docs
 
diff --git a/catalog/utilities/media_props_gen/md.py b/catalog/utilities/media_props_gen/md.py
index 8010fb01114..a06287a4961 100644
--- a/catalog/utilities/media_props_gen/md.py
+++ b/catalog/utilities/media_props_gen/md.py
@@ -2,6 +2,8 @@
 
 
 class Md:
+    horizontal_line = "\n---\n\n"
+
     @staticmethod
     def heading(level: int, text: str) -> str:
         """Add a heading to a markdown string."""