diff --git a/build.gradle b/build.gradle
index c2c3f37c..12b30a7b 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,4 +1,4 @@
-import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
+import org.jetbrains.kotlin.gradle.tasks.KotlinJvmCompile
 
 buildscript {
     repositories {
@@ -26,8 +26,9 @@ tasks.register('clean', Delete) {
     delete getLayout().getBuildDirectory()
 }
 
-tasks.withType(KotlinCompile).configureEach {
-    kotlinOptions {
-        freeCompilerArgs += "-Xopt-in=kotlin.RequiresOptIn"
+
+tasks.withType(KotlinJvmCompile).configureEach {
+    compilerOptions {
+        freeCompilerArgs.add("-opt-in=kotlin.RequiresOptIn")
     }
 }