diff --git a/libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/kotlinToolingMetadataAndroid/build.gradle.kts b/libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/kotlinToolingMetadataAndroid/build.gradle.kts
index fa5a95d7b1d..7a0cb075bbe 100644
--- a/libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/kotlinToolingMetadataAndroid/build.gradle.kts
+++ b/libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/kotlinToolingMetadataAndroid/build.gradle.kts
@@ -12,6 +12,11 @@ repositories {
 android {
     compileSdkVersion(23)
     buildToolsVersion("25.0.2")
+
+    compileOptions {
+        sourceCompatibility = JavaVersion.VERSION_1_8
+        targetCompatibility = JavaVersion.VERSION_1_8
+    }
 }
 
 kotlin {