diff --git a/plugins/java-i18n/src/com/intellij/refactoring/inline/InlinePropertyHandler.java b/plugins/java-i18n/src/com/intellij/refactoring/inline/InlinePropertyHandler.java
index 020018c8b21e..0fb9ea12e55b 100644
--- a/plugins/java-i18n/src/com/intellij/refactoring/inline/InlinePropertyHandler.java
+++ b/plugins/java-i18n/src/com/intellij/refactoring/inline/InlinePropertyHandler.java
@@ -65,7 +65,7 @@ public class InlinePropertyHandler extends JavaInlineActionHandler {
     if (propertyValue == null) return;
 
     final List<PsiElement> occurrences = Collections.synchronizedList(ContainerUtil.newArrayList());
-    final Collection<PsiFile> containingFiles = Collections.synchronizedSet(new HashSet<PsiFile>());
+    final Collection<PsiFile> containingFiles = Collections.synchronizedSet(new HashSet<>());
     containingFiles.add(psiElement.getContainingFile());
     boolean result = ReferencesSearch.search(psiElement).forEach(
       psiReference -> {