1 files changed, 1 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb
index 3aa4604912..3d3c3ee79b 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb
@@ -488,7 +488,7 @@ module ActiveRecord
       end
 
       def rename_index(table_name, old_name, new_name)
-        if version[0] >= 5 && version[1] >= 7
+        if (version[0] == 5 && version[1] >= 7) || version[0] >= 6
           execute "ALTER TABLE #{quote_table_name(table_name)} RENAME INDEX #{quote_table_name(old_name)} TO #{quote_table_name(new_name)}"
         else
           super