diff --git a/libraries/tools/kotlin-gradle-plugin-api/src/common/kotlin/org/jetbrains/kotlin/gradle/dsl/KotlinGradlePluginDsl.kt b/libraries/tools/kotlin-gradle-plugin-api/src/common/kotlin/org/jetbrains/kotlin/gradle/dsl/KotlinGradlePluginDsl.kt
index bc7753c4904..2ed2103ed66 100644
--- a/libraries/tools/kotlin-gradle-plugin-api/src/common/kotlin/org/jetbrains/kotlin/gradle/dsl/KotlinGradlePluginDsl.kt
+++ b/libraries/tools/kotlin-gradle-plugin-api/src/common/kotlin/org/jetbrains/kotlin/gradle/dsl/KotlinGradlePluginDsl.kt
@@ -11,4 +11,5 @@ package org.jetbrains.kotlin.gradle.dsl
  * @see DslMarker
  */
 @DslMarker
+@MustBeDocumented
 annotation class KotlinGradlePluginDsl