diff --git a/src/App.vue b/src/App.vue
index c4f0d25..39dbfbd 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -136,10 +136,10 @@ function draw() {
 
     const imgRatio = image.value.height / image.value.width;
     const widthFirst = image.value.width < image.value.height;
-    const imgWidth = targetSize.value * (widthFirst ? 1 : 1 / imgRatio);
-    const imgHeight = targetSize.value * (widthFirst ? imgRatio : 1);
-    const dx = (targetSize.value - imgWidth * zoom.value) * centerX.value;
-    const dy = (targetSize.value - imgHeight * zoom.value) * centerY.value;
+    const imgWidth = targetSize.value * (widthFirst ? 1 : 1 / imgRatio) * zoom.value;
+    const imgHeight = targetSize.value * (widthFirst ? imgRatio : 1) * zoom.value;
+    const dx = (targetSize.value - imgWidth) * centerX.value;
+    const dy = (targetSize.value - imgHeight) * centerY.value;
     // TODO get only selected area
     ctx.drawImage(image.value, dx, dy, imgWidth, imgHeight);