diff --git a/hawkbit-repository/hawkbit-repository-jpa-eclipselink/src/main/java/org/eclipse/hawkbit/repository/jpa/HawkbitEclipseLinkJpaDialect.java b/hawkbit-repository/hawkbit-repository-jpa-eclipselink/src/main/java/org/eclipse/hawkbit/repository/jpa/HawkbitEclipseLinkJpaDialect.java
index 845a37d70..6a4fdb43c 100644
--- a/hawkbit-repository/hawkbit-repository-jpa-eclipselink/src/main/java/org/eclipse/hawkbit/repository/jpa/HawkbitEclipseLinkJpaDialect.java
+++ b/hawkbit-repository/hawkbit-repository-jpa-eclipselink/src/main/java/org/eclipse/hawkbit/repository/jpa/HawkbitEclipseLinkJpaDialect.java
@@ -10,18 +10,12 @@
 package org.eclipse.hawkbit.repository.jpa;
 
 import java.io.Serial;
-import java.lang.reflect.Field;
-import java.sql.Connection;
 import java.sql.SQLException;
-import java.util.concurrent.locks.ReentrantLock;
 
-import jakarta.persistence.EntityManager;
 import jakarta.persistence.PersistenceException;
 
-import lombok.extern.slf4j.Slf4j;
 import org.eclipse.hawkbit.repository.jpa.utils.JpaExceptionTranslator;
 import org.springframework.dao.DataAccessException;
-import org.springframework.jdbc.datasource.ConnectionHandle;
 import org.springframework.jdbc.support.SQLStateSQLExceptionTranslator;
 import org.springframework.lang.NonNull;
 import org.springframework.orm.jpa.JpaSystemException;
@@ -46,39 +40,11 @@ import org.springframework.orm.jpa.vendor.EclipseLinkJpaDialect;
  *     </li>
  * </ol>
  */
-@Slf4j
 class HawkbitEclipseLinkJpaDialect extends EclipseLinkJpaDialect {
 
     @Serial
     private static final long serialVersionUID = 1L;
 
-    // TODO: switch to Spring fix - temporarily workaround of https://github.com/eclipse-hawkbit/hawkbit/issues/2876
-    //  (https://github.com/spring-projects/spring-framework/issues/36165)
-    private final ReentrantLock supperTransactionIsolationLock;
-    @SuppressWarnings("java:S3011") // temporarily - to workaround bug in supper class
-    HawkbitEclipseLinkJpaDialect() {
-        try {
-            final Field field = EclipseLinkJpaDialect.class.getDeclaredField("transactionIsolationLock");
-            field.setAccessible(true);
-            supperTransactionIsolationLock = (ReentrantLock) field.get(this);
-        } catch (final NoSuchFieldException | IllegalAccessException e) {
-            log.error(e.getMessage(), e);
-            throw new IllegalStateException("Cannot access supper class field transactionIsolationLock", e);
-        }
-    }
-    // hawkbit uses JDBC and no need of lazy connection fetching
-    @Override
-    public ConnectionHandle getJdbcConnection(final EntityManager entityManager, final boolean readOnly) throws PersistenceException {
-        final Connection connection;
-        supperTransactionIsolationLock.lock();
-        try {
-            connection = entityManager.unwrap(Connection.class);
-        } finally {
-            supperTransactionIsolationLock.unlock();
-        }
-        return () -> connection;
-    }
-
     @Override
     public DataAccessException translateExceptionIfPossible(@NonNull final RuntimeException ex) {
         final DataAccessException dataAccessException = super.translateExceptionIfPossible(ex);