diff --git a/libraries/stdlib/jvm/runtime/kotlin/jvm/internal/MagicApiIntrinsics.java b/libraries/stdlib/jvm/runtime/kotlin/jvm/internal/MagicApiIntrinsics.java
index d9819e630f5..16b9cdb9e32 100644
--- a/libraries/stdlib/jvm/runtime/kotlin/jvm/internal/MagicApiIntrinsics.java
+++ b/libraries/stdlib/jvm/runtime/kotlin/jvm/internal/MagicApiIntrinsics.java
@@ -9,6 +9,16 @@ import kotlin.SinceKotlin;
 
 @SinceKotlin(version = "1.2")
 public class MagicApiIntrinsics {
+
+    /**
+     * This method is used as a reified marker for plugin-defined compiler intrinsics.
+     * See JvmIrIntrinsicExtension.kt in the compiler:backend:jvm:codegen
+     *
+     * @param data Arbitrary data to pass to plugin. Must be string constant (loaded by LDC instruction).
+     */
+    public static void voidMagicApiCall(Object data) {
+    }
+
     public static <T> T anyMagicApiCall(int id) {
         return null;
     }
@@ -24,9 +34,6 @@ public class MagicApiIntrinsics {
         return null;
     }
 
-    public static void voidMagicApiCall(Object data) {
-    }
-
     public static int intMagicApiCall(Object data) {
         return 0;
     }
diff --git a/plugins/kotlinx-serialization/build.gradle.kts b/plugins/kotlinx-serialization/build.gradle.kts
index c4faaaed065..38ff7df9e8d 100644
--- a/plugins/kotlinx-serialization/build.gradle.kts
+++ b/plugins/kotlinx-serialization/build.gradle.kts
@@ -5,10 +5,6 @@ plugins {
     id("jps-compatible")
 }
 
-repositories {
-    mavenLocal()
-}
-
 dependencies {
     embedded(project(":kotlinx-serialization-compiler-plugin.common"))
     embedded(project(":kotlinx-serialization-compiler-plugin.k1"))