diff --git a/gradle.properties b/gradle.properties
index 5967c4a17f2..9f2147c07fb 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -4,5 +4,5 @@ org.gradle.configureondemand=false
 org.gradle.jvmargs=-Xmx1000m -XX:+CMSClassUnloadingEnabled -XX:+CMSPermGenSweepingEnabled
 
 systemProp.bootstrap.kotlin.repo=https://dl.bintray.com/kotlin/kotlin-dev
-systemProp.bootstrap.kotlin.version=1.1.5-dev-970
+systemProp.bootstrap.kotlin.version=1.1.50-dev-1182
 #signingRequired=true