diff --git a/db/sqldb/blob.go b/db/sqldb/blob.go
index 2593ed2..f48f82f 100644
--- a/db/sqldb/blob.go
+++ b/db/sqldb/blob.go
@@ -233,11 +233,9 @@ func validateBlobForCreation(b *pacta.Blob) error {
 	if b.BlobURI == "" {
 		return fmt.Errorf("blob missing BlobURI")
 	}
-	if b.FileType == "" {
-		return fmt.Errorf("blob missing FileType")
-	}
 	if b.FileName == "" {
 		return fmt.Errorf("blob missing FileName")
 	}
+	// A blank FileType is valid, just means we don't recognize the file type yet.
 	return nil
 }