diff --git a/src/components/post_status_form/post_status_form.js b/src/components/post_status_form/post_status_form.js
index dbb0ebb62..a34e9a3ec 100644
--- a/src/components/post_status_form/post_status_form.js
+++ b/src/components/post_status_form/post_status_form.js
@@ -309,7 +309,7 @@ const PostStatusForm = {
         defaultNewStatus.mentions = ''
       }
 
-      defaultNewStatus.spoilerText = this.replySubject ?? ''
+      defaultNewStatus.spoilerText = this.repliedSubjectString ?? ''
       defaultNewStatus.nsfw = this.userDefaultSensitive
       defaultNewStatus.visibility = scope
       defaultNewStatus.contentType = this.userDefaultPostContentType
@@ -331,9 +331,9 @@ const PostStatusForm = {
         ? this.replyTo
         : undefined
     },
-    replySubject() {
-      if (!this.replySubject) return null
-      const decodedSummary = ldUnescape(this.replySubject)
+    repliedSubjectString() {
+      if (!this.repliedSubject) return null
+      const decodedSummary = ldUnescape(this.repliedSubject)
       const behavior = this.mergedConfig.subjectLineBehavior
       const startsWithRe = decodedSummary.match(/^re[: ]/i)
       if ((behavior !== 'noop' && startsWithRe) || behavior === 'masto') {
diff --git a/src/components/post_status_form/post_status_form.vue b/src/components/post_status_form/post_status_form.vue
index f8d34f73c..aef20e0cc 100644
--- a/src/components/post_status_form/post_status_form.vue
+++ b/src/components/post_status_form/post_status_form.vue
@@ -233,7 +233,7 @@
             v-if="!disableVisibilitySelector"
             :show-all="showAllScopes"
             :user-default="userDefaultScope"
-            :original-scope="copyMessageScope"
+            :original-scope="repliedScope"
             :initial-scope="newStatus.visibility"
             :on-scope-change="changeVis"
           />