diff --git a/test/env_test.rb b/test/env_test.rb
index 43c644f61..25255598e 100644
--- a/test/env_test.rb
+++ b/test/env_test.rb
@@ -2,15 +2,15 @@
 
 class EnvTest < Minitest::Test
   def test_current_env
-    assert Webpacker::Env.current == "production"
+    assert_equal Webpacker::Env.current, "production"
   end
 
   def test_env_is_development?
-    refute Webpacker::Env.development?
+    refute_predicate Webpacker::Env, :development?
   end
 
   def test_file_path
     correct_path = File.join(File.dirname(__FILE__), "config", "webpack", "paths.yml").to_s
-    assert Webpacker::Env.file_path.to_s == correct_path
+    assert_equal Webpacker::Env.file_path.to_s, correct_path
   end
 end