diff --git a/lib/algoliasearch/utilities.rb b/lib/algoliasearch/utilities.rb
index <HASH>..<HASH> 100644
--- a/lib/algoliasearch/utilities.rb
+++ b/lib/algoliasearch/utilities.rb
@@ -13,7 +13,7 @@ module AlgoliaSearch
 
       def reindex_all_models
         get_model_classes.each do |klass|
-          klass.reindex!
+          klass.reindex
         end
       end
     end
Use a temporary index to reindex instead of the inplace one.