diff --git a/backend.native/build.gradle b/backend.native/build.gradle
index 2d2be19fa06..c26054df90a 100644
--- a/backend.native/build.gradle
+++ b/backend.native/build.gradle
@@ -37,9 +37,9 @@ apply plugin: org.jetbrains.kotlin.NativeInteropPlugin
 // (gets applied to this project and all its subprojects)
 allprojects {
     repositories {
-        maven { url 'http://dl.bintray.com/jetbrains/kotlin-native-dependencies' }
-        maven { url 'http://oss.sonatype.org/content/repositories/snapshots' }
-        //maven { url 'http://dl.bintray.com/kotlin/kotlin-dev' }
+        //maven { url 'http://dl.bintray.com/jetbrains/kotlin-native-dependencies' }
+        //maven { url 'http://oss.sonatype.org/content/repositories/snapshots' }
+        maven { url 'http://dl.bintray.com/kotlin/kotlin-dev' }
     }
 
     configurations.all {
diff --git a/dependencies/build.gradle b/dependencies/build.gradle
index c551a49f8d5..060f9ef56e9 100644
--- a/dependencies/build.gradle
+++ b/dependencies/build.gradle
@@ -33,10 +33,11 @@ configurations {
     kotlin_compiler_pom
 }
 
+// TODO: Check if we really need the our bintray mirror and delete the uploading code below if we don't.
 repositories {
-    maven { url 'http://dl.bintray.com/jetbrains/kotlin-native-dependencies' }
-    maven { url 'http://oss.sonatype.org/content/repositories/snapshots' }
-    //maven { url 'http://dl.bintray.com/kotlin/kotlin-dev' }
+    //maven { url 'http://dl.bintray.com/jetbrains/kotlin-native-dependencies' }
+    //maven { url 'http://oss.sonatype.org/content/repositories/snapshots' }
+    maven { url 'http://dl.bintray.com/kotlin/kotlin-dev' }
 }
 
 dependencies {
diff --git a/gradle.properties b/gradle.properties
index f14d54ab772..9006d37abf4 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -21,5 +21,5 @@ remoteRoot=konan_tests
 #kotlinCompilerModule=org.jetbrains.kotlin:kotlin-compiler:1.1-SNAPSHOT
 # Download artifacts of https://teamcity.jetbrains.com/viewType.html?buildTypeId=bt345
 testDataVersion=1053418:id
-kotlinCompilerModule=org.jetbrains.kotlin:kotlin-compiler:1.1-20170427.203056-511
+kotlinCompilerModule=org.jetbrains.kotlin:kotlin-compiler:1.1.3-dev-1619
 konanVersion=0.1
diff --git a/tools/gradle-plugin/build.gradle b/tools/gradle-plugin/build.gradle
index b9d00190efb..83265ad3632 100644
--- a/tools/gradle-plugin/build.gradle
+++ b/tools/gradle-plugin/build.gradle
@@ -24,9 +24,9 @@ apply plugin: 'com.jfrog.bintray'
 // Copied from backend.native
 allprojects {
     repositories {
-        maven { url 'http://dl.bintray.com/jetbrains/kotlin-native-dependencies' }
-        maven { url 'http://oss.sonatype.org/content/repositories/snapshots' }
-        //maven { url 'http://dl.bintray.com/kotlin/kotlin-dev' }
+        //maven { url 'http://dl.bintray.com/jetbrains/kotlin-native-dependencies' }
+        //maven { url 'http://oss.sonatype.org/content/repositories/snapshots' }
+        maven { url 'http://dl.bintray.com/kotlin/kotlin-dev' }
     }
 
     configurations.all {
diff --git a/tools/helpers/build.gradle b/tools/helpers/build.gradle
index 1e8d9c28339..496817226ce 100644
--- a/tools/helpers/build.gradle
+++ b/tools/helpers/build.gradle
@@ -33,9 +33,9 @@ buildscript {
 
 // Copied from backend.native project. =====
 repositories {
-    maven { url 'http://dl.bintray.com/jetbrains/kotlin-native-dependencies' }
-    maven { url 'http://oss.sonatype.org/content/repositories/snapshots' }
-    //maven { url 'http://dl.bintray.com/kotlin/kotlin-dev' }
+    //maven { url 'http://dl.bintray.com/jetbrains/kotlin-native-dependencies' }
+    //maven { url 'http://oss.sonatype.org/content/repositories/snapshots' }
+    maven { url 'http://dl.bintray.com/kotlin/kotlin-dev' }
 }
 
 configurations.all {