diff --git a/examples/react/src/examples/NodeResizer/DefaultResizer.tsx b/examples/react/src/examples/NodeResizer/DefaultResizer.tsx
index a3532a8f..d5d314ba 100644
--- a/examples/react/src/examples/NodeResizer/DefaultResizer.tsx
+++ b/examples/react/src/examples/NodeResizer/DefaultResizer.tsx
@@ -1,7 +1,9 @@
 import { memo, FC } from 'react';
-import { Handle, Position, NodeProps, NodeResizer } from '@xyflow/react';
+import { Handle, Position, NodeProps, NodeResizer, useKeyPress } from '@xyflow/react';
 
 const DefaultResizerNode: FC<NodeProps> = ({ data, selected }) => {
+  const keepAspectRatio = useKeyPress('k');
+
   return (
     <>
       <NodeResizer
@@ -14,7 +16,7 @@ const DefaultResizerNode: FC<NodeProps> = ({ data, selected }) => {
         onResizeStart={data.onResizeStart ?? undefined}
         onResize={data.onResize ?? undefined}
         onResizeEnd={data.onResizeEnd ?? undefined}
-        keepAspectRatio={data.keepAspectRatio ?? undefined}
+        keepAspectRatio={keepAspectRatio || (data.keepAspectRatio ?? undefined)}
       />
       <Handle type="target" position={Position.Left} />
       <div>{data.label}</div>
diff --git a/packages/system/src/xyresizer/XYResizer.ts b/packages/system/src/xyresizer/XYResizer.ts
index 326a7007..713d14e3 100644
--- a/packages/system/src/xyresizer/XYResizer.ts
+++ b/packages/system/src/xyresizer/XYResizer.ts
@@ -104,6 +104,18 @@ function nodeToChildExtent(child: NodeBase, parent: NodeBase, nodeOrigin: NodeOr
 export function XYResizer({ domNode, nodeId, getStoreItems, onChange, onEnd }: XYResizerParams): XYResizerInstance {
   const selection = select(domNode);
 
+  let params = {
+    controlDirection: getControlDirection('bottom-right'),
+    boundaries: {
+      minWidth: 0,
+      minHeight: 0,
+      maxWidth: Number.MAX_VALUE,
+      maxHeight: Number.MAX_VALUE,
+    },
+    resizeDirection: undefined as ResizeControlDirection | undefined,
+    keepAspectRatio: false,
+  };
+
   function update({
     controlPosition,
     boundaries,
@@ -117,7 +129,12 @@ export function XYResizer({ domNode, nodeId, getStoreItems, onChange, onEnd }: X
     let prevValues = { ...initPrevValues };
     let startValues = { ...initStartValues };
 
-    const controlDirection = getControlDirection(controlPosition);
+    params = {
+      boundaries,
+      resizeDirection,
+      keepAspectRatio,
+      controlDirection: getControlDirection(controlPosition),
+    };
 
     let node: InternalNodeBase | undefined = undefined;
     let containerBounds: DOMRect | null = null;
@@ -212,16 +229,17 @@ export function XYResizer({ domNode, nodeId, getStoreItems, onChange, onEnd }: X
         if (!node) {
           return;
         }
+
         const { x: prevX, y: prevY, width: prevWidth, height: prevHeight } = prevValues;
         const change: XYResizerChange = {};
         const nodeOrigin = node.origin ?? storeNodeOrigin;
 
         const { width, height, x, y } = getDimensionsAfterResize(
           startValues,
-          controlDirection,
+          params.controlDirection,
           pointerPosition,
-          boundaries,
-          keepAspectRatio,
+          params.boundaries,
+          params.keepAspectRatio,
           nodeOrigin,
           parentExtent,
           childExtent
@@ -264,9 +282,13 @@ export function XYResizer({ domNode, nodeId, getStoreItems, onChange, onEnd }: X
 
         if (isWidthChange || isHeightChange) {
           change.width =
-            isWidthChange && (!resizeDirection || resizeDirection === 'horizontal') ? width : prevValues.width;
+            isWidthChange && (!params.resizeDirection || params.resizeDirection === 'horizontal')
+              ? width
+              : prevValues.width;
           change.height =
-            isHeightChange && (!resizeDirection || resizeDirection === 'vertical') ? height : prevValues.height;
+            isHeightChange && (!params.resizeDirection || params.resizeDirection === 'vertical')
+              ? height
+              : prevValues.height;
           prevValues.width = change.width;
           prevValues.height = change.height;
         }
@@ -291,8 +313,8 @@ export function XYResizer({ domNode, nodeId, getStoreItems, onChange, onEnd }: X
           prevWidth,
           height: prevValues.height,
           prevHeight,
-          affectsX: controlDirection.affectsX,
-          affectsY: controlDirection.affectsY,
+          affectsX: params.controlDirection.affectsX,
+          affectsY: params.controlDirection.affectsY,
         });
 
         const nextValues = { ...prevValues, direction };