diff --git a/files/routes/admin.py b/files/routes/admin.py
index 3ace4a96a8..05a991b17c 100644
--- a/files/routes/admin.py
+++ b/files/routes/admin.py
@@ -854,7 +854,7 @@ def api_sticky_post(post_id, v):
 		ma=ModAction(
 			kind="pin_post" if post.is_pinned else "unpin_post",
 			user_id=v.id,
-			target_post_id=post.id
+			target_submission_id=post.id
 		)
 		g.db.add(ma)