diff --git a/src/commonMain/kotlin/Language.kt b/src/commonMain/kotlin/me/alllex/parsus/external/Language.kt
similarity index 91%
rename from src/commonMain/kotlin/Language.kt
rename to src/commonMain/kotlin/me/alllex/parsus/external/Language.kt
index bc5a867..20162af 100644
--- a/src/commonMain/kotlin/Language.kt
+++ b/src/commonMain/kotlin/me/alllex/parsus/external/Language.kt
@@ -4,7 +4,7 @@ package org.intellij.lang.annotations
 
 /**
  * IntelliJ will inject languages into Strings when it sees this annotation.
- * It's copy-pasted from https://github.com/JetBrains/java-annotations because the @Language
+ * It's copy-pasted from https://github.com/JetBrains/java-annotations because the `@Language`
  * annotation is JVM only. However, IntelliJ will still recognise it as long as the FQN matches.
  */
 @Retention(AnnotationRetention.BINARY)
@@ -17,7 +17,7 @@ package org.intellij.lang.annotations
     AnnotationTarget.LOCAL_VARIABLE,
     AnnotationTarget.ANNOTATION_CLASS,
 )
-annotation class Language(
+internal annotation class Language(
     val value: String,
     val prefix: String = "",
     val suffix: String = "",
diff --git a/src/commonMain/kotlin/me/alllex/parsus/token/RegexToken.kt b/src/commonMain/kotlin/me/alllex/parsus/token/RegexToken.kt
index 677f7a6..708bc59 100644
--- a/src/commonMain/kotlin/me/alllex/parsus/token/RegexToken.kt
+++ b/src/commonMain/kotlin/me/alllex/parsus/token/RegexToken.kt
@@ -29,8 +29,6 @@ private fun Regex.withIgnoreCase(ignoreCase: Boolean) =
     if (!ignoreCase || RegexOption.IGNORE_CASE in options) this
     else Regex(pattern, options + RegexOption.IGNORE_CASE)
 
-// TODO: Add a @Language annotation to automatically highlight the pattern as a regex in the IDE
-//  see: https://github.com/kotest/kotest/pull/3397
 /**
  * Creates and registers a regex token in this grammar.
  *