diff --git a/src/Searchable.php b/src/Searchable.php
index 889c813..7ea4ead 100644
--- a/src/Searchable.php
+++ b/src/Searchable.php
@@ -19,6 +19,19 @@ public function getSearchIndex()
         return $this->searchIndex ?? $this->getTable();
     }
 
+    /**
+     * Set the index this model is to be added to
+     *
+     * @param  string
+     * @return self
+     */
+    public function setSearchIndex(string $index)
+    {
+        $this->searchIndex = $index;
+
+        return $this;
+    }
+
     /**
      * Get the search type associated with the model.
      *