diff --git a/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/persistence/diagnostic/pagelocktracker/dumpprocessors/ToStringDumpHelperTest.java b/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/persistence/diagnostic/pagelocktracker/dumpprocessors/ToStringDumpHelperTest.java
index d0e5ffe98f111..0aee26493c31f 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/persistence/diagnostic/pagelocktracker/dumpprocessors/ToStringDumpHelperTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/persistence/diagnostic/pagelocktracker/dumpprocessors/ToStringDumpHelperTest.java
@@ -17,14 +17,10 @@
 
 package org.apache.ignite.internal.processors.cache.persistence.diagnostic.pagelocktracker.dumpprocessors;
 
-import java.time.Instant;
-import org.apache.ignite.internal.processors.cache.persistence.diagnostic.pagelocktracker.PageLockDump;
 import org.apache.ignite.internal.processors.cache.persistence.diagnostic.pagelocktracker.SharedPageLockTracker;
 import org.apache.ignite.internal.processors.cache.persistence.diagnostic.pagelocktracker.SharedPageLockTrackerDump;
-import org.apache.ignite.internal.processors.cache.persistence.diagnostic.pagelocktracker.ThreadPageLockState;
 import org.apache.ignite.internal.processors.cache.persistence.tree.util.PageLockListener;
 import org.apache.ignite.internal.util.typedef.internal.U;
-import org.apache.ignite.testframework.GridTestUtils;
 import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest;
 import org.junit.Test;
 
@@ -32,9 +28,6 @@
  * Unit tests for {@link ToStringDumpHelper}.
  */
 public class ToStringDumpHelperTest extends GridCommonAbstractTest {
-    /** */
-    private static final long TIME = 1596173397167L;
-
     /** */
     @Test
     public void toStringSharedPageLockTrackerTest() throws Exception {
@@ -54,26 +47,28 @@ public void toStringSharedPageLockTrackerTest() throws Exception {
 
         SharedPageLockTrackerDump pageLockDump = pageLockTracker.dump();
 
-        // Hack to have same timestamp in test.
-        for (ThreadPageLockState state : pageLockDump.threadPageLockStates)
-            GridTestUtils.setFieldValue(state.pageLockDump, PageLockDump.class, "time", TIME);
-
         assertNotNull(pageLockDump);
 
         String dumpStr = ToStringDumpHelper.toStringDump(pageLockDump);
 
-        String expectedLog = "Page locks dump:" + U.nl() +
+        String expectedLogPrefix = "Page locks dump:" + U.nl() +
             U.nl() +
             "Thread=[name=async-lock-unlock, id=" + threadIdInLog + "], state=TERMINATED" + U.nl() +
             "Locked pages = [32[0000000000000020](r=1|w=0)]" + U.nl() +
-            "Locked pages log: name=async-lock-unlock time=(1596173397167, " +
-            ToStringDumpHelper.DATE_FMT.format(Instant.ofEpochMilli(TIME)) + ")" + U.nl() +
+            "Locked pages log: name=async-lock-unlock time=(";
+
+        String expectedLogSuffix = ")" + U.nl() +
             "L=1 -> Read lock pageId=32, structureId=dummy [pageIdHex=0000000000000020, partId=0, pageIdx=32, flags=00000000]" +
             U.nl() +
             U.nl() +
             U.nl() +
             U.nl();
 
-        assertEquals(expectedLog, dumpStr);
+        assertTrue(dumpStr.startsWith(expectedLogPrefix));
+        assertTrue(dumpStr.endsWith(expectedLogSuffix));
+
+        String timestamp = dumpStr.substring(expectedLogPrefix.length(), dumpStr.indexOf(')', expectedLogPrefix.length()));
+
+        assertTrue(timestamp.matches("\\d+, \\d{4}-\\d{2}-\\d{2} \\d{2}:\\d{2}:\\d{2}\\.\\d{3}"));
     }
 }