diff --git a/activerecord/lib/active_record/connection_adapters/sqlite_adapter.rb b/activerecord/lib/active_record/connection_adapters/sqlite_adapter.rb
index d2785b234a..1fc8b04869 100644
--- a/activerecord/lib/active_record/connection_adapters/sqlite_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/sqlite_adapter.rb
@@ -103,6 +103,7 @@ module ActiveRecord
 
       # Clears the prepared statements cache.
       def clear_cache!
+        @statements.values.each { |hash| hash[:stmt].close }
         @statements.clear
       end