diff --git a/test/fixtures/Data/Modelines/ruby11 b/test/fixtures/Data/Modelines/ruby11
new file mode 100644
index 00000000..3d167468
--- /dev/null
+++ b/test/fixtures/Data/Modelines/ruby11
@@ -0,0 +1,3 @@
+# vim600: ft=ruby
+
+# Targets Vim 6.0 or later
diff --git a/test/fixtures/Data/Modelines/ruby12 b/test/fixtures/Data/Modelines/ruby12
new file mode 100644
index 00000000..a7ef89a9
--- /dev/null
+++ b/test/fixtures/Data/Modelines/ruby12
@@ -0,0 +1,3 @@
+vim<520: ft=ruby
+
+# Targets Vim 5.20 and earlier
diff --git a/test/test_modelines.rb b/test/test_modelines.rb
index 1437ee6a..16a68a17 100644
--- a/test/test_modelines.rb
+++ b/test/test_modelines.rb
@@ -18,6 +18,8 @@ class TestModelines < Minitest::Test
     assert_modeline Language["Ruby"], fixture_blob("Data/Modelines/ruby8")
     assert_modeline Language["Ruby"], fixture_blob("Data/Modelines/ruby9")
     assert_modeline Language["Ruby"], fixture_blob("Data/Modelines/ruby10")
+    assert_modeline Language["Ruby"], fixture_blob("Data/Modelines/ruby11")
+    assert_modeline Language["Ruby"], fixture_blob("Data/Modelines/ruby12")
     assert_modeline Language["C++"], fixture_blob("Data/Modelines/seeplusplus")
     assert_modeline Language["C++"], fixture_blob("Data/Modelines/seeplusplusEmacs1")
     assert_modeline Language["C++"], fixture_blob("Data/Modelines/seeplusplusEmacs2")