diff --git a/test/highlight_test.rb b/test/highlight_test.rb
index e86fa63..2705e07 100644
--- a/test/highlight_test.rb
+++ b/test/highlight_test.rb
@@ -22,7 +22,7 @@ class HighlightTest < Minitest::Test
     store [{name: "Two Door Cinema Club", color: "Cinema Orange"}]
     highlight = Product.search("cinema", fields: [:name, :color], highlight: {fields: [:name]}).with_details.first[1][:highlight]
     assert_equal "Two Door <em>Cinema</em> Club", highlight[:name]
-    assert_equal nil, highlight[:color]
+    assert_nil highlight[:color]
   end
 
   def test_field_options
diff --git a/test/suggest_test.rb b/test/suggest_test.rb
index d586cca..6e77446 100644
--- a/test/suggest_test.rb
+++ b/test/suggest_test.rb
@@ -70,7 +70,12 @@ class SuggestTest < Minitest::Test
   protected
 
   def assert_suggest(term, expected, options = {})
-    assert_equal expected, Product.search(term, options.merge(suggest: true)).suggestions.first
+    result = Product.search(term, options.merge(suggest: true)).suggestions.first
+    if expected.nil?
+      assert_nil result
+    else
+      assert_equal expected, result
+    end
   end
 
   # any order
--
libgit2 0.21.0