diff --git a/src/filesystem.rs b/src/filesystem.rs
index 9417e9e..3a309dc 100644
--- a/src/filesystem.rs
+++ b/src/filesystem.rs
@@ -61,6 +61,9 @@ fn initialize_types(pool: &DbPool) -> Result<()> {
     insert_entry(&pool.get()?, Entry::try_from(&*BLOB_TYPE_INVARIANT)?)?;
     upend_insert_addr!(&pool.get()?, BLOB_TYPE_ADDR, IS_OF_TYPE_ATTR, TYPE_ADDR);
     upend_insert_val!(&pool.get()?, BLOB_TYPE_ADDR, TYPE_INSTANCED_ATTR, FILE_TYPE);
+    upend_insert_val!(&pool.get()?, BLOB_TYPE_ADDR, TYPE_HAS_ATTR, FILE_MTIME_KEY);
+    upend_insert_val!(&pool.get()?, BLOB_TYPE_ADDR, TYPE_HAS_ATTR, FILE_SIZE_KEY);
+    upend_insert_val!(&pool.get()?, BLOB_TYPE_ADDR, TYPE_HAS_ATTR, FILE_MIME_KEY);
 
     // FILE_TYPE
     insert_entry(&pool.get()?, Entry::try_from(&*FILE_TYPE_INVARIANT)?)?;