diff --git a/js/js.translator/src/org/jetbrains/k2js/translate/reference/AbstractCallExpressionTranslator.java b/js/js.translator/src/org/jetbrains/k2js/translate/reference/AbstractCallExpressionTranslator.java
index b619e92bade..b3ef9a7467a 100644
--- a/js/js.translator/src/org/jetbrains/k2js/translate/reference/AbstractCallExpressionTranslator.java
+++ b/js/js.translator/src/org/jetbrains/k2js/translate/reference/AbstractCallExpressionTranslator.java
@@ -31,6 +31,7 @@ import org.jetbrains.k2js.translate.general.AbstractTranslator;
 import org.jetbrains.k2js.translate.general.Translation;
 
 import java.util.Arrays;
+import java.util.Collections;
 import java.util.List;
 
 import static org.jetbrains.k2js.translate.utils.BindingUtils.getDefaultArgument;