diff --git a/database-seeds/scripts/rerunners/bms-pms/apply-sieglinde.js b/database-seeds/scripts/rerunners/bms-pms/apply-sieglinde.js
index 11ff4d298..ef8b6eae3 100644
--- a/database-seeds/scripts/rerunners/bms-pms/apply-sieglinde.js
+++ b/database-seeds/scripts/rerunners/bms-pms/apply-sieglinde.js
@@ -4,13 +4,13 @@ const path = require("path");
 const { MutateCollection } = require("../../util");
 
 const program = new Command();
-program.option("-i, --input <sieglinde output/ folder>");
+program.option("-i, --input <sieglinde output/folder>");
 
 program.parse(process.argv);
 const options = program.opts();
 
 if (!options.input) {
-	throw new Error(`Missing --input.`);
+	options.input = "../../../../sieglinde/src/output/";
 }
 
 const APPLICATION_ORDER = [
diff --git a/sieglinde/README.md b/sieglinde/README.md
index dd91b5184..8cc8b9854 100644
--- a/sieglinde/README.md
+++ b/sieglinde/README.md
@@ -16,4 +16,8 @@ our goals.
 ```
 pnpm install
 pnpm calc-v1
-```
\ No newline at end of file
+```
+
+## Synchronising with seeds
+
+Run `ts-node database-seeds/scripts/rerunners/bms-pms/apply-sieglinde`.
\ No newline at end of file