diff --git a/ChangeLog b/ChangeLog
index 0eaca5eb..44b6d83d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,12 @@
 # CHANGELOG
 
+## [1.23.2](https://github.com/algolia/algoliasearch-rails/releases/tag/1.23.2) (2019-06-26)
+
+**Fixed**
+
+* Use `copy_index` when initiating a temporary index to preserve settings, synonyms, and rules.
+
+
 ## [1.23.0](https://github.com/algolia/algoliasearch-rails/releases/tag/1.23.0) (2019-06-25)
 
 **Added**
diff --git a/Gemfile b/Gemfile
index 17712e9e..634c0ecf 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,7 +1,7 @@
 source "http://rubygems.org"
 
 gem 'json', '~> 1.8', '>= 1.8.6'
-gem 'algoliasearch', '>= 1.23.0', '< 2.0.0'
+gem 'algoliasearch', '>= 1.26.0', '< 2.0.0'
 
 if defined?(RUBY_ENGINE) && RUBY_ENGINE == 'rbx'
   gem 'rubysl', '~> 2.0', :platform => :rbx
diff --git a/algoliasearch-rails.gemspec b/algoliasearch-rails.gemspec
index 1f8fc443..96da855b 100644
--- a/algoliasearch-rails.gemspec
+++ b/algoliasearch-rails.gemspec
@@ -79,7 +79,7 @@ Gem::Specification.new do |s|
 
     if Gem::Version.new(Gem::VERSION) >= Gem::Version.new('1.2.0') then
       s.add_runtime_dependency(%q<json>, [">= 1.5.1"])
-      s.add_runtime_dependency(%q<algoliasearch>, [">= 1.23.0", "< 2.0.0"])
+      s.add_runtime_dependency(%q<algoliasearch>, [">= 1.26.0", "< 2.0.0"])
       s.add_development_dependency(%q<will_paginate>, [">= 2.3.15"])
       s.add_development_dependency(%q<kaminari>, [">= 0"])
       s.add_development_dependency "travis"
@@ -87,11 +87,11 @@ Gem::Specification.new do |s|
       s.add_development_dependency "rdoc"
     else
       s.add_dependency(%q<json>, [">= 1.5.1"])
-      s.add_dependency(%q<algoliasearch>, [">= 1.23.0", "< 2.0.0"])
+      s.add_dependency(%q<algoliasearch>, [">= 1.26.0", "< 2.0.0"])
     end
   else
     s.add_dependency(%q<json>, [">= 1.5.1"])
-    s.add_dependency(%q<algoliasearch>, [">= 1.23.0", "< 2.0.0"])
+    s.add_dependency(%q<algoliasearch>, [">= 1.26.0", "< 2.0.0"])
   end
 end
 
diff --git a/lib/algoliasearch-rails.rb b/lib/algoliasearch-rails.rb
index 8dce3566..5c1caabc 100644
--- a/lib/algoliasearch-rails.rb
+++ b/lib/algoliasearch-rails.rb
@@ -555,14 +555,21 @@ def algolia_reindex(batch_size = AlgoliaSearch::IndexSettings::DEFAULT_BATCH_SIZ
         master_settings.delete 'replicas'
 
         # init temporary index
-        index_name = algolia_index_name(options)
-        tmp_options = options.merge({ :index_name => "#{index_name}.tmp" })
+        src_index_name = algolia_index_name(options)
+        tmp_index_name = "#{src_index_name}.tmp"
+        tmp_options = options.merge({ :index_name => tmp_index_name })
         tmp_options.delete(:per_environment) # already included in the temporary index_name
         tmp_settings = settings.dup
-        tmp_index = algolia_ensure_init(tmp_options, tmp_settings, master_settings)
 
-        algolia_find_in_batches(batch_size) do |group|
-          if algolia_conditional_index?(tmp_options)
+        if options[:check_settings] == false
+          ::Algolia::copy_index!(src_index_name, tmp_index_name, %w(settings synonyms rules))
+          tmp_index = SafeIndex.new(tmp_index_name, !!options[:raise_on_failure])
+        else
+          tmp_index = algolia_ensure_init(tmp_options, tmp_settings, master_settings)
+        end
+
+          algolia_find_in_batches(batch_size) do |group|
+          if algolia_conditional_index?(options)
             # select only indexable objects
             group = group.select { |o| algolia_indexable?(o, tmp_options) }
           end
@@ -570,7 +577,7 @@ def algolia_reindex(batch_size = AlgoliaSearch::IndexSettings::DEFAULT_BATCH_SIZ
           tmp_index.save_objects(objects)
         end
 
-        move_task = SafeIndex.move_index(tmp_index.name, index_name)
+        move_task = SafeIndex.move_index(tmp_index.name, src_index_name)
         master_index.wait_task(move_task["taskID"]) if synchronous || options[:synchronous]
       end
       nil
diff --git a/lib/algoliasearch/version.rb b/lib/algoliasearch/version.rb
index aa880e8a..e48a07cf 100644
--- a/lib/algoliasearch/version.rb
+++ b/lib/algoliasearch/version.rb
@@ -1,3 +1,3 @@
 module AlgoliaSearch
-  VERSION = '1.23.1'
+  VERSION = '1.23.2'
 end