diff --git a/j2k/newSrc/org/jetbrains/kotlin/j2k/conversions/TypeMappingConversion.kt b/j2k/newSrc/org/jetbrains/kotlin/j2k/conversions/TypeMappingConversion.kt
index 046e0f1f541..1db2a345e4b 100644
--- a/j2k/newSrc/org/jetbrains/kotlin/j2k/conversions/TypeMappingConversion.kt
+++ b/j2k/newSrc/org/jetbrains/kotlin/j2k/conversions/TypeMappingConversion.kt
@@ -41,7 +41,7 @@ class TypeMappingConversion(val context: ConversionContext) : RecursiveApplicabl
         return importDirective.getChildOfType<KtDotQualifiedExpression>()
             ?.selectorExpression
             ?.let {
-                it.references.mapNotNull { it.resolve() }.first()
+                it.references.mapNotNull { it.resolve() }.firstOrNull()
             }
     }