diff --git a/gradle.properties b/gradle.properties
index e3c3f958b73..7721a99a0f6 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -15,8 +15,8 @@
 #
 
 # A version of the Kotlin compiler that is used to build Kotlin/Native.
-buildKotlinVersion=1.3.70-dev-1070
-buildKotlinCompilerRepo=https://teamcity.jetbrains.com/guestAuth/app/rest/builds/buildType:(id:Kotlin_KotlinPublic_Compiler),number:1.3.70-dev-1070,branch:default:any,pinned:true/artifacts/content/maven
+buildKotlinVersion=1.4.0-dev-1818
+buildKotlinCompilerRepo=https://teamcity.jetbrains.com/guestAuth/app/rest/builds/buildType:(id:Kotlin_KotlinPublic_Compiler),number:1.4.0-dev-1818,branch:default:any,pinned:true/artifacts/content/maven
 remoteRoot=konan_tests
 kotlinCompilerRepo=https://teamcity.jetbrains.com/guestAuth/app/rest/builds/buildType:(id:Kotlin_KotlinPublic_Compiler),number:1.4.0-dev-3929,branch:default:any,pinned:true/artifacts/content/maven
 kotlinVersion=1.4.0-dev-3929