diff --git a/src/filesystem.rs b/src/filesystem.rs
index 3a309dc..ba192f5 100644
--- a/src/filesystem.rs
+++ b/src/filesystem.rs
@@ -81,6 +81,7 @@ fn initialize_types(pool: &DbPool) -> Result<()> {
     insert_entry(&pool.get()?, Entry::try_from(&*DIR_TYPE_INVARIANT)?)?;
     upend_insert_addr!(&pool.get()?, DIR_TYPE_ADDR, IS_OF_TYPE_ATTR, TYPE_ADDR);
     upend_insert_val!(&pool.get()?, DIR_TYPE_ADDR, TYPE_ID_ATTR, DIR_KEY);
+    upend_insert_val!(&pool.get()?, DIR_TYPE_ADDR, TYPE_HAS_ATTR, DIR_HAS_KEY);
 
     Ok(())
 }