diff --git a/packages/svelte/src/lib/index.ts b/packages/svelte/src/lib/index.ts
index 04548aa9..771116c3 100644
--- a/packages/svelte/src/lib/index.ts
+++ b/packages/svelte/src/lib/index.ts
@@ -96,7 +96,8 @@ export {
   type OnResizeEnd,
   type ControlPosition,
   type ControlLinePosition,
-  type ResizeControlVariant
+  type ResizeControlVariant,
+  type IsValidConnection
 } from '@xyflow/system';
 
 // system utils