diff --git a/test/integration/context_test.rb b/test/integration/context_test.rb
index 555a1f2..942a506 100644
--- a/test/integration/context_test.rb
+++ b/test/integration/context_test.rb
@@ -16,9 +16,12 @@ class ContextTest < Minitest::Test
       end
     end
 
+    original_filters = Array.new(Strainer.class_eval('@@filters'))
     Template.register_filter(global)
     assert_equal 'Global test', Template.parse("{{'test' | notice }}").render!
     assert_equal 'Local test', Template.parse("{{'test' | notice }}").render!({}, :filters => [local])
+  ensure
+    Strainer.class_eval('@@filters = ' + original_filters.to_s)
   end
 
   def test_has_key_will_not_add_an_error_for_missing_keys
diff --git a/test/integration/filter_test.rb b/test/integration/filter_test.rb
index 4789d81..f214f94 100644
--- a/test/integration/filter_test.rb
+++ b/test/integration/filter_test.rb
@@ -111,11 +111,14 @@ class FiltersInTemplate < Minitest::Test
   include Liquid
 
   def test_local_global
+    original_filters = Array.new(Strainer.class_eval('@@filters'))
     Template.register_filter(MoneyFilter)
 
     assert_equal " 1000$ ", Template.parse("{{1000 | money}}").render!(nil, nil)
     assert_equal " 1000$ CAD ", Template.parse("{{1000 | money}}").render!(nil, :filters => CanadianMoneyFilter)
     assert_equal " 1000$ CAD ", Template.parse("{{1000 | money}}").render!(nil, :filters => [CanadianMoneyFilter])
+  ensure
+    Strainer.class_eval('@@filters = ' + original_filters.to_s)
   end
 
   def test_local_filter_with_deprecated_syntax
diff --git a/test/integration/hash_ordering_test.rb b/test/integration/hash_ordering_test.rb
index cbd350d..51b095a 100644
--- a/test/integration/hash_ordering_test.rb
+++ b/test/integration/hash_ordering_test.rb
@@ -16,10 +16,13 @@ class HashOrderingTest < Minitest::Test
   include Liquid
 
   def test_global_register_order
+    original_filters = Array.new(Strainer.class_eval('@@filters'))
     Template.register_filter(MoneyFilter)
     Template.register_filter(CanadianMoneyFilter)
 
     assert_equal " 1000$ CAD ", Template.parse("{{1000 | money}}").render(nil, nil)
+  ensure
+    Strainer.class_eval('@@filters = ' + original_filters.to_s)
   end
- 
+
 end