src/components/MenuGeneralOptions.vue

@@ -6,7 +6,7 @@
 
   const updateCanvasHeight = (event) => {
     const elem = event.target;
-    store.renderer.resize(elem.value, store.renderer.width);
+    store.renderer.resize(store.renderer.width, elem.value);
   };
 
   const updateCanvasWidth = (event) => {