diff --git a/plume-common/src/activity_pub/mod.rs b/plume-common/src/activity_pub/mod.rs
index 3462d564..9ba7bfe0 100644
--- a/plume-common/src/activity_pub/mod.rs
+++ b/plume-common/src/activity_pub/mod.rs
@@ -558,7 +558,7 @@ impl Object for Licensed {}
 #[derive(Clone, Debug, Deserialize, Serialize, PartialEq, Eq)]
 #[serde(rename_all = "camelCase")]
 pub struct Licensed07 {
-    pub license: String,
+    pub license: Option<String>,
 }
 
 impl<U> UnparsedExtension<U> for Licensed07
diff --git a/plume-models/src/inbox.rs b/plume-models/src/inbox.rs
index d1a318fe..89683615 100644
--- a/plume-models/src/inbox.rs
+++ b/plume-models/src/inbox.rs
@@ -63,7 +63,7 @@ pub fn inbox(conn: &DbConn, act: serde_json::Value) -> Result<InboxResult, Error
         .with07::<User, Undo07, Reshare>(CONFIG.proxy())
         .with07::<User, Undo07, follows::Follow>(CONFIG.proxy())
         .with07::<User, Undo07, likes::Like>(CONFIG.proxy())
-        .with::<User, Update, PostUpdate>(CONFIG.proxy())
+        .with07::<User, Update07, PostUpdate>(CONFIG.proxy())
         .done()
 }
 
diff --git a/plume-models/src/posts.rs b/plume-models/src/posts.rs
index a2ad8e0d..7a1930eb 100644
--- a/plume-models/src/posts.rs
+++ b/plume-models/src/posts.rs
@@ -492,7 +492,7 @@ impl Post {
                 .collect::<Vec<IriString>>(),
         );
         let license = Licensed07 {
-            license: self.license.clone(),
+            license: Some(self.license.clone()),
         };
         Ok(LicensedArticle07::new(article, license, source))
     }
@@ -1026,7 +1026,7 @@ impl FromId07<DbConn> for Post {
     }
 
     fn from_activity07(conn: &DbConn, article: LicensedArticle07) -> Result<Self> {
-        let license = article.ext_one.license;
+        let license = article.ext_one.license.unwrap_or_default();
         let source = article.ext_two.source.content;
         let article = article.inner;
 
@@ -1357,7 +1357,7 @@ impl FromId07<DbConn> for PostUpdate {
                 .and_then(|m| m.map(|m| m.id))
         });
         post_update.source = Some(updated.ext_two.source.content);
-        post_update.license = Some(updated.ext_one.license);
+        post_update.license = updated.ext_one.license;
 
         Ok(post_update)
     }