diff --git a/packages/frontend/src/components/MkNote.vue b/packages/frontend/src/components/MkNote.vue
index 3e3cd3914e..9b5b18efba 100644
--- a/packages/frontend/src/components/MkNote.vue
+++ b/packages/frontend/src/components/MkNote.vue
@@ -444,7 +444,7 @@ function react(viaKeyboard = false): void {
 }
 
 function toggleReact() {
-	if (appearNote.value.myReactions?.length < 3 || !appearNote.value.myReactions ) {
+	if (appearNote.value.myReactions?.length < 3 || appearNote.value.myReaction && appearNote.value.user.host || !appearNote.value.myReactions ) {
 		react();
 	}
 }
diff --git a/packages/frontend/src/components/MkNoteDetailed.vue b/packages/frontend/src/components/MkNoteDetailed.vue
index 910b4c0ca0..dc5b224f79 100644
--- a/packages/frontend/src/components/MkNoteDetailed.vue
+++ b/packages/frontend/src/components/MkNoteDetailed.vue
@@ -502,7 +502,7 @@ function undoReact(targetNote: Misskey.entities.Note): void {
 }
 
 function toggleReact() {
-	if (appearNote.value.myReactions?.length < 3 || !appearNote.value.myReactions ) {
+	if (appearNote.value.myReactions?.length < 3 || appearNote.value.myReaction && appearNote.value.user.host || !appearNote.value.myReactions ) {
 		react();
 	}
 }