diff --git a/modules/jdbc/src/integrationTest/java/org/apache/ignite/jdbc/ItJdbcBatchSelfTest.java b/modules/jdbc/src/integrationTest/java/org/apache/ignite/jdbc/ItJdbcBatchSelfTest.java
index db6f6bc9301..603a73c69a7 100644
--- a/modules/jdbc/src/integrationTest/java/org/apache/ignite/jdbc/ItJdbcBatchSelfTest.java
+++ b/modules/jdbc/src/integrationTest/java/org/apache/ignite/jdbc/ItJdbcBatchSelfTest.java
@@ -45,12 +45,12 @@
 import java.util.UUID;
 import java.util.concurrent.ThreadLocalRandom;
 import java.util.stream.Collectors;
+import org.apache.ignite.internal.TestWrappers;
 import org.apache.ignite.internal.app.IgniteImpl;
 import org.apache.ignite.internal.jdbc.JdbcPreparedStatement;
 import org.apache.ignite.internal.jdbc.JdbcStatement;
 import org.apache.ignite.internal.jdbc.proto.IgniteQueryErrorCode;
 import org.apache.ignite.internal.jdbc.proto.SqlStateCode;
-import org.apache.ignite.internal.restart.RestartProofIgnite;
 import org.apache.ignite.internal.sql.engine.QueryCancelledException;
 import org.apache.ignite.internal.sql.engine.SqlQueryProcessor;
 import org.apache.ignite.internal.sql.engine.exec.fsm.QueryInfo;
@@ -122,8 +122,8 @@ protected void afterTest() throws Exception {
         assertTrue(pstmt.isClosed());
 
         long countOfPendingTransactions = CLUSTER.runningNodes()
-                .map(RestartProofIgnite.class::cast)
-                .map(rpi -> rpi.unwrap(IgniteImpl.class).txManager())
+                .map(TestWrappers::unwrapIgniteImpl)
+                .map(IgniteImpl::txManager)
                 .collect(Collectors.summarizingInt(TxManager::pending))
                 .getSum();
 
diff --git a/modules/placement-driver/src/integrationTest/java/org/apache/ignite/internal/placementdriver/PlacementDriverNodesOperabilityTest.java b/modules/placement-driver/src/integrationTest/java/org/apache/ignite/internal/placementdriver/PlacementDriverNodesOperabilityTest.java
index 452fabe9689..568165bedcd 100644
--- a/modules/placement-driver/src/integrationTest/java/org/apache/ignite/internal/placementdriver/PlacementDriverNodesOperabilityTest.java
+++ b/modules/placement-driver/src/integrationTest/java/org/apache/ignite/internal/placementdriver/PlacementDriverNodesOperabilityTest.java
@@ -18,6 +18,7 @@
 package org.apache.ignite.internal.placementdriver;
 
 import static java.util.stream.Collectors.toSet;
+import static org.apache.ignite.internal.TestWrappers.unwrapIgniteImpl;
 import static org.apache.ignite.internal.TestWrappers.unwrapTableImpl;
 import static org.apache.ignite.internal.testframework.IgniteTestUtils.waitForCondition;
 import static org.junit.jupiter.api.Assertions.assertTrue;
@@ -34,7 +35,6 @@
 import org.apache.ignite.internal.partitiondistribution.TokenizedAssignments;
 import org.apache.ignite.internal.replicator.ReplicationGroupId;
 import org.apache.ignite.internal.replicator.TablePartitionId;
-import org.apache.ignite.internal.restart.RestartProofIgnite;
 import org.apache.ignite.internal.table.TableImpl;
 import org.junit.jupiter.api.Test;
 
@@ -57,11 +57,9 @@ public void testAssignmentsAreTrackedOnEveryNode() throws InterruptedException {
 
         Set<Integer> cmgMetastoreNodesIndices = Arrays.stream(cmgMetastoreNodes()).boxed().collect(toSet());
 
-        RestartProofIgnite igniteMs = (RestartProofIgnite) findAliveNode(ni -> cmgMetastoreNodesIndices.contains(ni.getKey()));
-        IgniteImpl metaStorageNode = igniteMs.unwrap(IgniteImpl.class);
+        IgniteImpl metaStorageNode = unwrapIgniteImpl(findAliveNode(ni -> cmgMetastoreNodesIndices.contains(ni.getKey())));
 
-        RestartProofIgnite igniteNms = (RestartProofIgnite) findAliveNode(ni -> !cmgMetastoreNodesIndices.contains(ni.getKey()));
-        IgniteImpl nonMetaStorageNode = igniteNms.unwrap(IgniteImpl.class);
+        IgniteImpl nonMetaStorageNode = unwrapIgniteImpl(findAliveNode(ni -> !cmgMetastoreNodesIndices.contains(ni.getKey())));
 
         TableImpl table = unwrapTableImpl(metaStorageNode.tables().table("TABLE_TEST"));
         ReplicationGroupId groupId = new TablePartitionId(table.tableId(), 0);
diff --git a/modules/table/src/integrationTest/java/org/apache/ignite/internal/disaster/ItDisasterRecoverySystemViewTest.java b/modules/table/src/integrationTest/java/org/apache/ignite/internal/disaster/ItDisasterRecoverySystemViewTest.java
index 07f4fd2fd6f..4d1c2702306 100644
--- a/modules/table/src/integrationTest/java/org/apache/ignite/internal/disaster/ItDisasterRecoverySystemViewTest.java
+++ b/modules/table/src/integrationTest/java/org/apache/ignite/internal/disaster/ItDisasterRecoverySystemViewTest.java
@@ -38,7 +38,6 @@
 import org.apache.ignite.internal.catalog.CatalogManager;
 import org.apache.ignite.internal.raft.service.RaftGroupService;
 import org.apache.ignite.internal.replicator.TablePartitionId;
-import org.apache.ignite.internal.restart.RestartProofIgnite;
 import org.apache.ignite.internal.sql.BaseSqlIntegrationTest;
 import org.apache.ignite.internal.storage.MvPartitionStorage;
 import org.apache.ignite.internal.table.TableImpl;
@@ -159,7 +158,7 @@ void testLocalPartitionStatesSystemViewWithUpdatedEstimatedRows() throws Excepti
      * @param partitionsCount Expected the table partitions count for iterating over them.
      */
     private static void waitLeaderOnAllPartitions(String tableName, int partitionsCount) {
-        IgniteImpl node = ((RestartProofIgnite) CLUSTER.node(0)).unwrap(IgniteImpl.class);
+        IgniteImpl node = unwrapIgniteImpl(CLUSTER.node(0));
 
         TableImpl table = ((PublicApiThreadingTable) node.tables().table(tableName)).unwrap(TableImpl.class);