diff --git a/src/lib/components/admin/Settings/Pipelines.svelte b/src/lib/components/admin/Settings/Pipelines.svelte
index 18446da7dd..81ecfe2218 100644
--- a/src/lib/components/admin/Settings/Pipelines.svelte
+++ b/src/lib/components/admin/Settings/Pipelines.svelte
@@ -47,7 +47,7 @@
 		if (pipeline && (pipeline?.valves ?? false)) {
 			for (const property in valves_spec.properties) {
 				if (valves_spec.properties[property]?.type === 'array') {
-					valves[property] = valves[property].split(',').map((v) => v.trim());
+					valves[property] = (valves[property] ?? '').split(',').map((v) => v.trim());
 				}
 			}