diff --git a/frontend/src/lib/components/flows/content/FlowModuleComponent.svelte b/frontend/src/lib/components/flows/content/FlowModuleComponent.svelte
index 29e8cac4d3..5a4914c0c1 100644
--- a/frontend/src/lib/components/flows/content/FlowModuleComponent.svelte
+++ b/frontend/src/lib/components/flows/content/FlowModuleComponent.svelte
@@ -83,7 +83,7 @@
 			}
 		})
 
-		if (JSON.stringify(schema) !== JSON.stringify($flowStateStore[flowModule.id].schema)) {
+		if (JSON.stringify(schema) !== JSON.stringify($flowStateStore[flowModule.id]?.schema)) {
 			$flowStateStore[flowModule.id].schema = schema
 		}
 	}