diff --git a/.changeset/twenty-turkeys-rhyme.md b/.changeset/twenty-turkeys-rhyme.md
new file mode 100644
index 00000000..2a5e909d
--- /dev/null
+++ b/.changeset/twenty-turkeys-rhyme.md
@@ -0,0 +1,5 @@
+---
+'@reactflow/core': patch
+---
+
+Types: improve typing for node type
diff --git a/packages/core/src/types/nodes.ts b/packages/core/src/types/nodes.ts
index c27e79cf..a7ec9b2b 100644
--- a/packages/core/src/types/nodes.ts
+++ b/packages/core/src/types/nodes.ts
@@ -5,11 +5,11 @@ import { internalsSymbol } from '../utils';
 import type { XYPosition, Position, CoordinateExtent, HandleElement } from '.';
 
 // interface for the user node items
-export type Node<T = any> = {
+export type Node<T = any, U extends string | undefined = string | undefined> = {
   id: string;
   position: XYPosition;
   data: T;
-  type?: string;
+  type?: U;
   style?: CSSProperties;
   className?: string;
   sourcePosition?: Position;