diff --git a/crates/caldav/src/principal/mod.rs b/crates/caldav/src/principal/mod.rs
index efbf8b6..b1cd88e 100644
--- a/crates/caldav/src/principal/mod.rs
+++ b/crates/caldav/src/principal/mod.rs
@@ -121,7 +121,7 @@ impl Resource for PrincipalResource {
     }
 
     fn get_user_privileges(&self, user: &Principal) -> Result<UserPrivilegeSet, Self::Error> {
-        Ok(UserPrivilegeSet::owner_read(
+        Ok(UserPrivilegeSet::owner_only(
             user.is_principal(&self.principal.id),
         ))
     }