diff --git a/tests/MWPFHTestCase.tmlanguage b/tests/MWPFHTestCase.tmlanguage
new file mode 100644
index 0000000..e6ea7f0
--- /dev/null
+++ b/tests/MWPFHTestCase.tmlanguage
@@ -0,0 +1,130 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>fileTypes</key>
+	<array>
+		<string>mwtest</string>
+	</array>
+	<key>name</key>
+	<string>MWParserFromHell Test Case</string>
+	<key>patterns</key>
+	<array>
+		<dict>
+			<key>match</key>
+			<string>---</string>
+			<key>name</key>
+			<string>markup.heading.divider.mwpfh</string>
+		</dict>
+		<dict>
+			<key>captures</key>
+			<dict>
+				<key>1</key>
+				<dict>
+					<key>name</key>
+					<string>keyword.other.name.mwpfh</string>
+				</dict>
+				<key>2</key>
+				<dict>
+					<key>name</key>
+					<string>variable.other.name.mwpfh</string>
+				</dict>
+			</dict>
+			<key>match</key>
+			<string>(name:)\s*(\w*)</string>
+			<key>name</key>
+			<string>meta.name.mwpfh</string>
+		</dict>
+		<dict>
+			<key>captures</key>
+			<dict>
+				<key>1</key>
+				<dict>
+					<key>name</key>
+					<string>keyword.other.label.mwpfh</string>
+				</dict>
+				<key>2</key>
+				<dict>
+					<key>name</key>
+					<string>comment.line.other.label.mwpfh</string>
+				</dict>
+			</dict>
+			<key>match</key>
+			<string>(label:)\s*(.*)</string>
+			<key>name</key>
+			<string>meta.label.mwpfh</string>
+		</dict>
+		<dict>
+			<key>captures</key>
+			<dict>
+				<key>1</key>
+				<dict>
+					<key>name</key>
+					<string>keyword.other.input.mwpfh</string>
+				</dict>
+				<key>2</key>
+				<dict>
+					<key>name</key>
+					<string>string.quoted.double.input.mwpfh</string>
+				</dict>
+			</dict>
+			<key>match</key>
+			<string>(input:)\s*(.*)</string>
+			<key>name</key>
+			<string>meta.input.mwpfh</string>
+		</dict>
+		<dict>
+			<key>captures</key>
+			<dict>
+				<key>1</key>
+				<dict>
+					<key>name</key>
+					<string>keyword.other.output.mwpfh</string>
+				</dict>
+			</dict>
+			<key>match</key>
+			<string>(output:)</string>
+			<key>name</key>
+			<string>meta.output.mwpfh</string>
+		</dict>
+		<dict>
+			<key>captures</key>
+			<dict>
+				<key>1</key>
+				<dict>
+					<key>name</key>
+					<string>support.language.token.mwpfh</string>
+				</dict>
+			</dict>
+			<key>match</key>
+			<string>(\w+)\s*\(</string>
+			<key>name</key>
+			<string>meta.name.token.mwpfh</string>
+		</dict>
+		<dict>
+			<key>captures</key>
+			<dict>
+				<key>1</key>
+				<dict>
+					<key>name</key>
+					<string>variable.parameter.token.mwpfh</string>
+				</dict>
+			</dict>
+			<key>match</key>
+			<string>(\w+)\s*(=)</string>
+			<key>name</key>
+			<string>meta.name.parameter.token.mwpfh</string>
+		</dict>
+		<dict>
+			<key>match</key>
+			<string>".*?"</string>
+			<key>name</key>
+			<string>string.quoted.double.mwpfh</string>
+		</dict>
+	</array>
+	<key>scopeName</key>
+	<string>text.mwpfh</string>
+	<key>uuid</key>
+	<string>cd3e2ffa-a57d-4c40-954f-1a2e87ffd638</string>
+</dict>
+</plist>
diff --git a/tests/_test_tokenizer.py b/tests/_test_tokenizer.py
index 114b835..4d12dc9 100644
--- a/tests/_test_tokenizer.py
+++ b/tests/_test_tokenizer.py
@@ -107,7 +107,7 @@ class TokenizerTestCase(object):
     def build(cls):
         """Load and install all tests from the 'tokenizer' directory."""
         directory = path.join(path.dirname(__file__), "tokenizer")
-        extension = ".test"
+        extension = ".mwtest"
         for filename in listdir(directory):
             if not filename.endswith(extension):
                 continue
diff --git a/tests/tokenizer/templates.test b/tests/tokenizer/templates.mwtest
similarity index 100%
rename from tests/tokenizer/templates.test
rename to tests/tokenizer/templates.mwtest
diff --git a/tests/tokenizer/text.test b/tests/tokenizer/text.mwtest
similarity index 100%
rename from tests/tokenizer/text.test
rename to tests/tokenizer/text.mwtest