diff --git a/idea/src/org/jetbrains/kotlin/idea/slicer/Slicer.kt b/idea/src/org/jetbrains/kotlin/idea/slicer/Slicer.kt
index 0571a996cf9..a9c1836964e 100644
--- a/idea/src/org/jetbrains/kotlin/idea/slicer/Slicer.kt
+++ b/idea/src/org/jetbrains/kotlin/idea/slicer/Slicer.kt
@@ -13,7 +13,6 @@ import com.intellij.psi.search.SearchScope
 import com.intellij.psi.util.parentOfType
 import com.intellij.slicer.JavaSliceUsage
 import com.intellij.usageView.UsageInfo
-import com.intellij.util.containers.addIfNotNull
 import org.jetbrains.kotlin.asJava.namedUnwrappedElement
 import org.jetbrains.kotlin.cfg.pseudocode.PseudoValue
 import org.jetbrains.kotlin.cfg.pseudocode.Pseudocode
@@ -50,6 +49,7 @@ import org.jetbrains.kotlin.resolve.scopes.receivers.ImplicitReceiver
 import org.jetbrains.kotlin.resolve.scopes.receivers.ReceiverValue
 import org.jetbrains.kotlin.resolve.source.getPsi
 import org.jetbrains.kotlin.util.OperatorNameConventions
+import org.jetbrains.kotlin.utils.addIfNotNull
 import java.util.*
 
 abstract class Slicer(