diff --git a/gradle.properties b/gradle.properties
index 150675f46d5..be1628f5033 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -21,7 +21,7 @@ remoteRoot=konan_tests
 testDataVersion=1226829:id
 kotlinCompilerRepo=http://dl.bintray.com/kotlin/kotlin-dev
 kotlinVersion=1.3.0-rc-46
-testKotlinVersion=1.3.0-rc-46
+testKotlinVersion=1.3.0-rc-43
 konanVersion=0.9.2
 org.gradle.jvmargs='-Dfile.encoding=UTF-8'
 org.gradle.workers.max=4