diff --git a/packages/client/src/pages/settings/general.vue b/packages/client/src/pages/settings/general.vue
index 77e51868e9..2e1fcda198 100644
--- a/packages/client/src/pages/settings/general.vue
+++ b/packages/client/src/pages/settings/general.vue
@@ -240,6 +240,20 @@ const useSystemFont = ref(localStorage.getItem("useSystemFont") != null);
 const profile = reactive({
 	showTimelineReplies: $i?.showTimelineReplies,
 });
+watch(
+	() => profile,
+	() => {
+		save();
+	},
+	{
+		deep: true,
+	}
+);
+function save() {
+	os.apiWithDialog("i/update", {
+		showTimelineReplies: !!profile.showTimelineReplies,
+	});
+}
 
 async function reloadAsk() {
 	const { canceled } = await os.confirm({
diff --git a/packages/client/src/pages/settings/profile.vue b/packages/client/src/pages/settings/profile.vue
index 981e0124b0..17ce2d1c34 100644
--- a/packages/client/src/pages/settings/profile.vue
+++ b/packages/client/src/pages/settings/profile.vue
@@ -237,7 +237,6 @@ function save() {
 		isBot: !!profile.isBot,
 		isCat: !!profile.isCat,
 		speakAsCat: !!profile.speakAsCat,
-		showTimelineReplies: !!profile.showTimelineReplies,
 	});
 }