diff --git a/backend/migrations/0040_time_report_collections.sql b/backend/migrations/0040_time_report_collections.sql
index 054593b..7dbe6bd 100644
--- a/backend/migrations/0040_time_report_collections.sql
+++ b/backend/migrations/0040_time_report_collections.sql
@@ -1,7 +1,7 @@
-CREATE TABLE IF NOT EXISTS user_roles (
-  user_id INTEGER NOT NULL,
+CREATE TABLE IF NOT EXISTS report_collection (
+  id INTEGER PRIMARY KEY,
   project_id INTEGER NOT NULL,
-  role STRING NOT NULL,
-  FOREIGN KEY (user_id) REFERENCES users (id)
-  FOREIGN KEY (project_id) REFERENCES projects (id)
+  date DATE NOT NULL,
+  signed_by INTEGER, -- NULL if not signed
+  FOREIGN KEY (signed_by) REFERENCES users (id)
 );
\ No newline at end of file