diff --git a/src/main.ts b/src/main.ts
index a8674bf..3b15cf0 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -334,7 +334,7 @@ export default class PasteImageRenamePlugin extends Plugin {
 			dupNameNumbers.push(parseInt(m.groups.number))
 		}
 
-		if (isNewNameExist) {
+		if (isNewNameExist || this.settings.dupNumberAlways) {
 			// get max number
 			const newNumber = dupNameNumbers.length > 0 ? Math.max(...dupNameNumbers) + 1 : 1
 			// change newName
@@ -616,7 +616,7 @@ class SettingTab extends PluginSettingTab {
 
 		new Setting(containerEl)
 			.setName('Always add duplicate number')
-			.setDesc(`If enabled, duplicate number will always be added to the image name, otherwise it will only be added when the name is duplicated.`)
+			.setDesc(`If enabled, duplicate number will always be added to the image name. Otherwise, it will only be added when the name is duplicated.`)
 			.addToggle(toggle => toggle
 				.setValue(this.plugin.settings.dupNumberAlways)
 				.onChange(async (value) => {