diff --git a/src/main/java/org/asteriskjava/manager/internal/ResponseBuilderImpl.java b/src/main/java/org/asteriskjava/manager/internal/ResponseBuilderImpl.java
index 577843f0..c0a0b937 100644
--- a/src/main/java/org/asteriskjava/manager/internal/ResponseBuilderImpl.java
+++ b/src/main/java/org/asteriskjava/manager/internal/ResponseBuilderImpl.java
@@ -19,12 +19,11 @@
 import org.asteriskjava.manager.response.ManagerError;
 import org.asteriskjava.manager.response.ManagerResponse;
 import org.asteriskjava.manager.util.EventAttributesHelper;
-import org.slf4j.Logger;
+import org.asteriskjava.util.Log;
+import org.asteriskjava.util.LogFactory;
 
 import java.util.*;
 
-import static org.slf4j.LoggerFactory.getLogger;
-
 /**
  * Default implementation of the ResponseBuilder interface.
  *
@@ -33,7 +32,7 @@
  * @see org.asteriskjava.manager.response.ManagerResponse
  */
 class ResponseBuilderImpl implements ResponseBuilder {
-    private static final Logger logger = getLogger(ResponseBuilderImpl.class);
+    private static final Log logger = LogFactory.getLog(ResponseBuilderImpl.class);
 
     private static final Set<String> ignoredAttributes = new HashSet<>(Arrays.asList(
         "attributes", "proxyresponse", ManagerReader.COMMAND_RESULT_RESPONSE_KEY));
diff --git a/src/main/java/org/asteriskjava/manager/util/EventAttributesHelper.java b/src/main/java/org/asteriskjava/manager/util/EventAttributesHelper.java
index e78a4a62..6f8d1490 100644
--- a/src/main/java/org/asteriskjava/manager/util/EventAttributesHelper.java
+++ b/src/main/java/org/asteriskjava/manager/util/EventAttributesHelper.java
@@ -19,8 +19,9 @@
 import org.asteriskjava.manager.event.UserEvent;
 import org.asteriskjava.manager.response.ManagerResponse;
 import org.asteriskjava.util.AstUtil;
+import org.asteriskjava.util.Log;
+import org.asteriskjava.util.LogFactory;
 import org.asteriskjava.util.ReflectionUtil;
-import org.slf4j.Logger;
 
 import java.lang.reflect.Constructor;
 import java.lang.reflect.Method;
@@ -29,13 +30,11 @@
 import java.util.Map;
 import java.util.Set;
 
-import static org.slf4j.LoggerFactory.getLogger;
-
 /**
  * @author Piotr Olaszewski <piotrooo>
  */
 public class EventAttributesHelper {
-    private static final Logger logger = getLogger(EventAttributesHelper.class);
+    private static final Log logger = LogFactory.getLog(EventAttributesHelper.class);
 
     private EventAttributesHelper() {
     }