diff --git a/src/microcosm/__init__.py b/src/microcosm/__init__.py
index aa06762..a38cd1a 100644
--- a/src/microcosm/__init__.py
+++ b/src/microcosm/__init__.py
@@ -310,7 +310,7 @@ def detect_entry_type(doc: dict) -> str:
 def capture_frontmatter_props(doc: Dict[str, Union[str, List[str]]], frontmatter: Dict[str, Union[str,List[str]]]):
 
 
-    keys = ['summary', 'bookmark-of', 'in-reply-to', 'repost-of', 'like-of', 'read-of', 'watch-of', 'read-status', 'rating']
+    keys = ['summary', 'bookmark-of', 'in-reply-to', 'repost-of', 'like-of', 'read-of', 'watch-of', 'listen-of', 'read-status', 'rating']
     
     keys += [f'u-{key}' for key in keys]