diff --git a/cannamanage-api/src/main/resources/db/migration/V27__generated_reports.sql b/cannamanage-api/src/main/resources/db/migration/V27__generated_reports.sql
index efc1e0e..83c028e 100644
--- a/cannamanage-api/src/main/resources/db/migration/V27__generated_reports.sql
+++ b/cannamanage-api/src/main/resources/db/migration/V27__generated_reports.sql
@@ -10,9 +10,7 @@ CREATE TABLE generated_reports (
     storage_path VARCHAR(500),
     parameters JSONB,
     generated_by UUID NOT NULL REFERENCES users(id),
-    generated_at TIMESTAMP DEFAULT NOW(),
-    created_at TIMESTAMP DEFAULT NOW(),
-    updated_at TIMESTAMP DEFAULT NOW()
+    generated_at TIMESTAMP DEFAULT NOW()
 );
 
 CREATE INDEX idx_generated_reports_tenant ON generated_reports(tenant_id);
diff --git a/cannamanage-api/src/main/resources/db/migration/V35__generated_reports_add_timestamps.sql b/cannamanage-api/src/main/resources/db/migration/V35__generated_reports_add_timestamps.sql
new file mode 100644
index 0000000..10bdd9c
--- /dev/null
+++ b/cannamanage-api/src/main/resources/db/migration/V35__generated_reports_add_timestamps.sql
@@ -0,0 +1,3 @@
+-- Add created_at and updated_at to generated_reports (split from V27 to avoid checksum mismatch)
+ALTER TABLE generated_reports ADD COLUMN IF NOT EXISTS created_at TIMESTAMP DEFAULT NOW();
+ALTER TABLE generated_reports ADD COLUMN IF NOT EXISTS updated_at TIMESTAMP DEFAULT NOW();