diff --git a/platform/platform-tests/testSrc/com/intellij/util/io/PerformanceOfFileAccessWithFilePageCacheTest.java b/platform/platform-tests/testSrc/com/intellij/util/io/PerformanceOfFileAccessWithFilePageCacheTest.java
index ade0056d5c2d..58a420bc7639 100644
--- a/platform/platform-tests/testSrc/com/intellij/util/io/PerformanceOfFileAccessWithFilePageCacheTest.java
+++ b/platform/platform-tests/testSrc/com/intellij/util/io/PerformanceOfFileAccessWithFilePageCacheTest.java
@@ -225,8 +225,7 @@ public class PerformanceOfFileAccessWithFilePageCacheTest extends PerformanceOfF
     final long[] offsetsToRequest = IntStream.range(0, DIFFERENT_OFFSETS_TO_REQUEST)
       .mapToLong(i -> ThreadLocalRandom.current().nextLong(FILE_SIZE))
       .toArray();
-    final PagedFileStorage pagedStorage = new PagedFileStorage(file.toPath(), storageContext, BUFFER_SIZE, true, true);
-    try {
+    try (PagedFileStorage pagedStorage = new PagedFileStorage(file.toPath(), storageContext, BUFFER_SIZE, true, true)) {
       final Callable<Void> task = () -> {
         final ThreadLocalRandom rnd = ThreadLocalRandom.current();
         final int requestNo = rnd.nextInt(offsetsToRequest.length);
@@ -282,9 +281,6 @@ public class PerformanceOfFileAccessWithFilePageCacheTest extends PerformanceOfF
       final FilePageCacheStatistics statistics = pageCache.getStatistics();
       System.out.println(statistics);
     }
-    finally {
-      pagedStorage.close();
-    }
   }
 
   @Test
@@ -296,8 +292,7 @@ public class PerformanceOfFileAccessWithFilePageCacheTest extends PerformanceOfF
     final long[] offsetsToRequest = IntStream.range(0, DIFFERENT_OFFSETS_TO_REQUEST)
       .mapToLong(i -> ThreadLocalRandom.current().nextLong(FILE_SIZE))
       .toArray();
-    final PagedFileStorage pagedStorage = new PagedFileStorage(file.toPath(), storageContext, BUFFER_SIZE, true, true);
-    try {
+    try (PagedFileStorage pagedStorage = new PagedFileStorage(file.toPath(), storageContext, BUFFER_SIZE, true, true)) {
       final Callable<Void> task = () -> {
         final ThreadLocalRandom rnd = ThreadLocalRandom.current();
         final int requestNo = rnd.nextInt(offsetsToRequest.length);
@@ -356,9 +351,6 @@ public class PerformanceOfFileAccessWithFilePageCacheTest extends PerformanceOfF
       final FilePageCacheStatistics statistics = pageCache.getStatistics();
       System.out.println(statistics);
     }
-    finally {
-      pagedStorage.close();
-    }
   }
 
 
@@ -366,8 +358,7 @@ public class PerformanceOfFileAccessWithFilePageCacheTest extends PerformanceOfF
 
   private void readFileSequentiallyTwice(final @NotNull File file,
                                          final @NotNull ByteBuffer buffer) throws IOException {
-    final PagedFileStorage pagedStorage = new PagedFileStorage(file.toPath(), storageContext, BUFFER_SIZE, true, true);
-    try {
+    try (PagedFileStorage pagedStorage = new PagedFileStorage(file.toPath(), storageContext, BUFFER_SIZE, true, true)) {
       final long blocksCount = FILE_SIZE / BUFFER_SIZE;
       for (int turn = 0; turn < TWICE; turn++) {
         for (int blockNo = 0; blockNo < blocksCount; blockNo++) {
@@ -391,15 +382,11 @@ public class PerformanceOfFileAccessWithFilePageCacheTest extends PerformanceOfF
         }
       }
     }
-    finally {
-      pagedStorage.close();
-    }
   }
 
   private void readFileRandomlyApproximatelyTwice(final @NotNull File file,
                                                   final @NotNull ByteBuffer buffer) throws IOException {
-    final PagedFileStorage pagedStorage = new PagedFileStorage(file.toPath(), storageContext, BUFFER_SIZE, true, true);
-    try {
+    try (PagedFileStorage pagedStorage = new PagedFileStorage(file.toPath(), storageContext, BUFFER_SIZE, true, true)) {
       final ThreadLocalRandom rnd = ThreadLocalRandom.current();
       final long blocksCount = FILE_SIZE / BUFFER_SIZE;
       for (int i = 0; i < blocksCount * TWICE; i++) {
@@ -423,15 +410,11 @@ public class PerformanceOfFileAccessWithFilePageCacheTest extends PerformanceOfF
         }
       }
     }
-    finally {
-      pagedStorage.close();
-    }
   }
 
   private void writeFileSequentiallyTwice(final @NotNull File file,
                                           final @NotNull ByteBuffer buffer) throws IOException {
-    final PagedFileStorage pagedStorage = new PagedFileStorage(file.toPath(), storageContext, BUFFER_SIZE, true, true);
-    try {
+    try (PagedFileStorage pagedStorage = new PagedFileStorage(file.toPath(), storageContext, BUFFER_SIZE, true, true)) {
       final long blocksCount = FILE_SIZE / BUFFER_SIZE;
       for (int turn = 0; turn < TWICE; turn++) {
         for (int blockNo = 0; blockNo < blocksCount; blockNo++) {
@@ -454,15 +437,11 @@ public class PerformanceOfFileAccessWithFilePageCacheTest extends PerformanceOfF
         }
       }
     }
-    finally {
-      pagedStorage.close();
-    }
   }
 
   private void writeFileRandomlyApproximatelyTwice(final @NotNull File file,
                                                    final @NotNull ByteBuffer buffer) throws IOException {
-    final PagedFileStorage pagedStorage = new PagedFileStorage(file.toPath(), storageContext, BUFFER_SIZE, true, true);
-    try {
+    try (PagedFileStorage pagedStorage = new PagedFileStorage(file.toPath(), storageContext, BUFFER_SIZE, true, true)) {
       final ThreadLocalRandom rnd = ThreadLocalRandom.current();
       final long blocksCount = FILE_SIZE / BUFFER_SIZE;
       for (int i = 0; i < blocksCount * TWICE; i++) {
@@ -485,8 +464,5 @@ public class PerformanceOfFileAccessWithFilePageCacheTest extends PerformanceOfF
         }
       }
     }
-    finally {
-      pagedStorage.close();
-    }
   }
 }
\ No newline at end of file