diff --git a/plugins/process-resources/src/components/settings/AddRelationEditor.svelte b/plugins/process-resources/src/components/settings/AddRelationEditor.svelte
index 440eb0abf6..1a74f8cbc3 100644
--- a/plugins/process-resources/src/components/settings/AddRelationEditor.svelte
+++ b/plugins/process-resources/src/components/settings/AddRelationEditor.svelte
@@ -84,6 +84,7 @@
       {process}
       {attribute}
       {context}
+      allowArray
       masterTag={process.masterTag}
       editor={undefined}
       presenterClass={{