diff --git a/libraries/tools/kotlin-gradle-plugin-idea/build.gradle.kts b/libraries/tools/kotlin-gradle-plugin-idea/build.gradle.kts
index 4bbeed9ab90..0ede60abb53 100644
--- a/libraries/tools/kotlin-gradle-plugin-idea/build.gradle.kts
+++ b/libraries/tools/kotlin-gradle-plugin-idea/build.gradle.kts
@@ -3,7 +3,7 @@ plugins {
 }
 
 object BackwardsCompatibilityTestConfiguration {
-    const val minimalBackwardsCompatibleVersion = "1.7.0-dev-1987"
+    const val minimalBackwardsCompatibleVersion = "1.7.0-dev-2018"
 }
 
 kotlin.sourceSets.configureEach {