diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6b1ac4fb05..85000e5792 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,14 @@
 You should also include the user name that made the change.
 -->
 
+## 12.x.x (unreleased)
+
+### Improvements
+- 
+
+### Bugfixes
+- クライアント: ワードミュートが保存できない問題を修正 @syuilo
+
 ## 12.106.0 (2022/02/11)
 
 ### Improvements
diff --git a/packages/client/src/pages/settings/word-mute.vue b/packages/client/src/pages/settings/word-mute.vue
index bdccd7f1ee..2767e6351a 100644
--- a/packages/client/src/pages/settings/word-mute.vue
+++ b/packages/client/src/pages/settings/word-mute.vue
@@ -102,7 +102,7 @@ export default defineComponent({
 				let lines = mutes.trim().split('\n').map(line => line.trim()).filter(line => line != '');
 
 				// check each line if it is a RegExp or not
-				for(let i = 0; i < lines.length; i++) {
+				for (let i = 0; i < lines.length; i++) {
 					const line = lines[i]
 					const regexp = line.match(/^\/(.+)\/(.*)$/);
 					if (regexp) {
@@ -124,6 +124,8 @@ export default defineComponent({
 						lines[i] = line.split(' ');
 					}
 				}
+
+				return lines;
 			};
 
 			let softMutes, hardMutes;