diff --git a/store/models.go b/store/models.go
index 655c3bd..1c298bc 100644
--- a/store/models.go
+++ b/store/models.go
@@ -86,8 +86,8 @@ type Feedback struct {
 	RKey       string `gorm:"column:rkey;primarykey;not null" json:"rkey"`
 
 	Version        string    `gorm:"column:version" json:"version"`
-	ItemAccountDID string    `gorm:"column:item_account_did;not null;index:idx_comment_item" json:"item_account_did"`
-	ItemRKey       string    `gorm:"column:item_rkey;not null;index:idx_comment_item" json:"item_rkey"`
+	ItemAccountDID string    `gorm:"column:item_account_did;not null;index:idx_feedback_item" json:"item_account_did"`
+	ItemRKey       string    `gorm:"column:item_rkey;not null;index:idx_feedback_item" json:"item_rkey"`
 	Value          bool      `gorm:"column:value;not null" json:"value"`
 	CreatedAt      time.Time `gorm:"column:created_at" json:"created_at"`
 }
@@ -102,8 +102,8 @@ type Reaction struct {
 	RKey       string `gorm:"column:rkey;primarykey;not null" json:"rkey"`
 
 	Version        string `gorm:"column:version" json:"version"`
-	ItemAccountDID string `gorm:"column:item_account_did;not null;index:idx_comment_item" json:"item_account_did"`
-	ItemRKey       string `gorm:"column:item_rkey;not null;index:idx_comment_item" json:"item_rkey"`
+	ItemAccountDID string `gorm:"column:item_account_did;not null;index:idx_reaction_item" json:"item_account_did"`
+	ItemRKey       string `gorm:"column:item_rkey;not null;index:idx_reaction_item" json:"item_rkey"`
 	Emoji          string `gorm:"column:emoji;not null" json:"emoji"`
 }