diff --git a/libraries/kotlinx-metadata/build.gradle.kts b/libraries/kotlinx-metadata/build.gradle.kts
index dd937c37b70..26a2c3dcde0 100644
--- a/libraries/kotlinx-metadata/build.gradle.kts
+++ b/libraries/kotlinx-metadata/build.gradle.kts
@@ -5,8 +5,6 @@ plugins {
     id("jps-compatible")
 }
 
-project.configureJvmToolchain(JdkMajorVersion.JDK_1_6)
-
 sourceSets {
     "main" { projectDefault() }
     "test" { }
diff --git a/libraries/kotlinx-metadata/jvm/ChangeLog.md b/libraries/kotlinx-metadata/jvm/ChangeLog.md
index 39f0b9a0a9a..9188ae602ad 100644
--- a/libraries/kotlinx-metadata/jvm/ChangeLog.md
+++ b/libraries/kotlinx-metadata/jvm/ChangeLog.md
@@ -1,5 +1,9 @@
 # kotlinx-metadata-jvm
 
+## Next
+
+- kotlinx-metadata-jvm can no longer be used on JVM 1.6, and now requires JVM 1.8 or later.
+
 ## 0.4.2
 
 - Add experimental internal API to read metadata of `.kotlin_builtins`/`.kotlin_metadata` files.
diff --git a/libraries/kotlinx-metadata/jvm/build.gradle.kts b/libraries/kotlinx-metadata/jvm/build.gradle.kts
index 7b20e0f980b..79067a789f0 100644
--- a/libraries/kotlinx-metadata/jvm/build.gradle.kts
+++ b/libraries/kotlinx-metadata/jvm/build.gradle.kts
@@ -21,8 +21,6 @@ group = "org.jetbrains.kotlinx"
 val deployVersion = findProperty("kotlinxMetadataDeployVersion") as String?
 version = deployVersion ?: "0.1-SNAPSHOT"
 
-project.configureJvmToolchain(JdkMajorVersion.JDK_1_6)
-
 sourceSets {
     "main" { projectDefault() }
     "test" { projectDefault() }