diff --git a/java/java-tests/testSrc/com/intellij/execution/ConfigurationsTest.java b/java/java-tests/testSrc/com/intellij/execution/ConfigurationsTest.java
index 587886040aa6..88c425204378 100644
--- a/java/java-tests/testSrc/com/intellij/execution/ConfigurationsTest.java
+++ b/java/java-tests/testSrc/com/intellij/execution/ConfigurationsTest.java
@@ -41,6 +41,7 @@ import com.intellij.ui.EditorTextFieldWithBrowseButton;
 import com.intellij.util.Assertion;
 import com.intellij.util.PathUtil;
 import com.intellij.util.containers.ContainerUtil;
+import com.intellij.util.containers.ContainerUtilRt;
 import junit.framework.TestCase;
 import org.jdom.Element;
 import org.jetbrains.annotations.NotNull;
@@ -76,7 +77,7 @@ public class ConfigurationsTest extends BaseConfigurationTestCase {
     Module module1 = getModule1();
     PsiClass psiClass = findTestA(module1);
     JUnitConfiguration configuration = createConfiguration(psiClass);
-    assertEquals(Collections.singleton(module1), new HashSet(Arrays.asList(configuration.getModules())));
+    assertEquals(Collections.singleton(module1), ContainerUtilRt.newHashSet(configuration.getModules()));
     checkClassName(psiClass.getQualifiedName(), configuration);
     assertEquals(psiClass.getName(), configuration.getName());
     checkTestObject(JUnitConfiguration.TEST_CLASS, configuration);
@@ -121,7 +122,7 @@ public class ConfigurationsTest extends BaseConfigurationTestCase {
       assertTrue(configurable.isModified());
       configurable.apply();
       assertFalse(configurable.isModified());
-      assertEquals(Collections.singleton(module1), new HashSet(Arrays.asList(configuration.getModules())));
+      assertEquals(Collections.singleton(module1), ContainerUtilRt.newHashSet(configuration.getModules()));
     }
     finally {
       Disposer.dispose(editor);
@@ -250,7 +251,7 @@ public class ConfigurationsTest extends BaseConfigurationTestCase {
 
     newCfg.readExternal(element);
     checkTestObject(configuration.getPersistentData().TEST_OBJECT, newCfg);
-    assertEquals(Collections.singleton(getModule1()), new HashSet(Arrays.asList(newCfg.getModules())));
+    assertEquals(Collections.singleton(getModule1()), ContainerUtilRt.newHashSet(newCfg.getModules()));
     checkClassName(configuration.getPersistentData().getMainClassName(), newCfg);
   }