diff --git a/e2e/db_schema.sql b/e2e/db_schema.sql
index 9057815..2c3d15f 100644
--- a/e2e/db_schema.sql
+++ b/e2e/db_schema.sql
@@ -40,6 +40,7 @@ CREATE TABLE IF NOT EXISTS sientia_data.predictions (
     "timestamp"           timestamptz NOT NULL,
     created_at            timestamptz DEFAULT CURRENT_TIMESTAMP NOT NULL,
     "comments"            text NULL,
+    metadata_id           varchar(24) NULL,
     CONSTRAINT unique_model_id_timestamp
         UNIQUE (model_id, "timestamp")
 );