diff --git a/packages/editor-ui/src/api/workflows.ts b/packages/editor-ui/src/api/workflows.ts
index 1b73d5ad3b..8bbed44ccc 100644
--- a/packages/editor-ui/src/api/workflows.ts
+++ b/packages/editor-ui/src/api/workflows.ts
@@ -38,7 +38,8 @@ export async function getWorkflows(context: IRestApiContext, options: WorkflowsF
 	return await makeRestApiRequest<IWorkflowDb[]>(context, 'GET', '/workflows', {
 		includeScopes: true,
 		...options,
-		credentialIds: options.credentialIds ? options.credentialIds.join(',') : undefined,
+		credentialIds: options.credentialIds?.length ? options.credentialIds.join(',') : undefined,
+		nodeTypes: options.nodeTypes?.length ? options.nodeTypes.join(',') : undefined,
 	});
 }