diff --git a/InteropExample/build.gradle b/InteropExample/build.gradle
index fe8e79b8130..c6e3ce27cc8 100644
--- a/InteropExample/build.gradle
+++ b/InteropExample/build.gradle
@@ -1,6 +1,4 @@
 buildscript {
-   ext.kotlin_version = '1.0.3'
-
    repositories {
      mavenCentral()
    }