diff --git a/build.gradle b/build.gradle
index ddce09789f..11054623fa 100644
--- a/build.gradle
+++ b/build.gradle
@@ -149,9 +149,6 @@ buildscript {
         mavenLocal()
         mavenCentral()
         jcenter()
-        maven {
-            url 'https://kotlin.bintray.com/kotlinx'
-        }
         maven {
             url "$artifactory_contextUrl/corda-dependencies-dev"
         }