diff --git a/src/Highlighter.php b/src/Highlighter.php
index af4048b..1a2f80c 100644
--- a/src/Highlighter.php
+++ b/src/Highlighter.php
@@ -52,7 +52,7 @@ public function __construct(
         }
     }
 
-    public function isSupportedLanguage(string $language): bool
+    public function hasLanguage(string $language): bool
     {
         return array_key_exists(strtolower($language), $this->languages);
     }
diff --git a/tests/HighlighterTest.php b/tests/HighlighterTest.php
index 28da2dc..97bad53 100644
--- a/tests/HighlighterTest.php
+++ b/tests/HighlighterTest.php
@@ -42,15 +42,15 @@ public static function data(): array
         ];
     }
 
-    public function test_is_supported_language(): void
+    public function test_has_language(): void
     {
         $highlight = new Highlighter();
 
-        self::assertTrue($highlight->isSupportedLanguage('php'));
-        self::assertTrue($highlight->isSupportedLanguage('PHP'));
-        self::assertTrue($highlight->isSupportedLanguage('Php'));
+        self::assertTrue($highlight->hasLanguage('php'));
+        self::assertTrue($highlight->hasLanguage('PHP'));
+        self::assertTrue($highlight->hasLanguage('Php'));
 
-        self::assertFalse($highlight->isSupportedLanguage('DoesNotExist'));
-        self::assertFalse($highlight->isSupportedLanguage('DOESNOTEXIST'));
+        self::assertFalse($highlight->hasLanguage('DoesNotExist'));
+        self::assertFalse($highlight->hasLanguage('DOESNOTEXIST'));
     }
 }