diff --git a/src/main.ts b/src/main.ts
index 30aa9c2..eb6be18 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -73,7 +73,7 @@ export default function () {
     } else if (position === 'top-right' || position === 'center-right' || position === 'bottom-right') {
       x = b.x + b.width - wCanvas
     }
-    if (position === 'center-left' || position === 'center' || position === 'center-right') {
+    if (position === 'center') {
       y = b.y + (b.height - hCanvas) / 2
     } else if (position === 'bottom-left' || position === 'bottom-center' || position === 'bottom-right') {
       y = b.y + b.height - hCanvas
@@ -95,7 +95,7 @@ export default function () {
     } else if (position === 'top-right' || position === 'center-right' || position === 'bottom-right') {
       x = b.x + b.width - wCanvas
     }
-    if (position === 'center-left' || position === 'center' || position === 'center-right') {
+    if (position === 'center') {
       y = b.y + (b.height - hCanvas) / 2
     } else if (position === 'bottom-left' || position === 'bottom-center' || position === 'bottom-right') {
       y = b.y + b.height - hCanvas