diff --git a/internal/types/shelves.go b/internal/types/shelves.go
index 1fabb4e..efef07f 100644
--- a/internal/types/shelves.go
+++ b/internal/types/shelves.go
@@ -12,7 +12,7 @@ import (
 
 type ShelfLocation struct {
 	ID          uint64         `gorm:"primarykey" json:"id"`
-	Name        string         `json:"name"`
+	Name        string         `gorm:"index:unique" json:"name"`
 	RoomNumber  string         `json:"room_number,omitempty"`
 	Description string         `json:"description,omitempty"`
 	BuildingID  uint64         `json:"-"`