Remove Serializable
diff --git a/log4j-api/revapi.json b/log4j-api/revapi.json
index 0c95daa..d362403 100644
--- a/log4j-api/revapi.json
+++ b/log4j-api/revapi.json
@@ -38,17 +38,11 @@
         "justification": "LOG4J2-2639 - Add builder pattern to Logger interface"
       },
       {
-        "code": "java.field.serialVersionUIDChanged",
-        "new": "field org.apache.logging.log4j.internal.DefaultLogBuilder.serialVersionUID",
-        "oldSerialVersionUID": "-4931273176502023439",
-        "newSerialVersionUID": "8851553895299192531",
-        "justification": "New overloaded methods added",
-        "package": "org.apache.logging.log4j.internal",
-        "classQualifiedName": "org.apache.logging.log4j.internal.DefaultLogBuilder",
-        "classSimpleName": "DefaultLogBuilder",
-        "fieldName": "serialVersionUID",
-        "newArchive": "org.apache.logging.log4j:log4j-api:jar:2.13.1-SNAPSHOT",
-        "elementKind": "field"
+        "code": "java.class.noLongerImplementsInterface",
+        "old": "class org.apache.logging.log4j.internal.DefaultLogBuilder",
+        "new": "class org.apache.logging.log4j.internal.DefaultLogBuilder",
+        "interface": "java.io.Serializable",
+        "justification": "Internal class that should not be Serializable."
       }
     ]
   }
diff --git a/log4j-api/src/main/java/org/apache/logging/log4j/internal/DefaultLogBuilder.java b/log4j-api/src/main/java/org/apache/logging/log4j/internal/DefaultLogBuilder.java
index 0db3e70..f2e8c8f 100644
--- a/log4j-api/src/main/java/org/apache/logging/log4j/internal/DefaultLogBuilder.java
+++ b/log4j-api/src/main/java/org/apache/logging/log4j/internal/DefaultLogBuilder.java
@@ -33,9 +33,8 @@
 /**
  * Collects data for a log event and then logs it. This class should be considered private.
  */
-public class DefaultLogBuilder implements LogBuilder, Serializable {
+public class DefaultLogBuilder implements LogBuilder {
 
-    private static final long serialVersionUID = 8851553895299192531L;
     private static Message EMPTY_MESSAGE = new SimpleMessage("");
     private static final String FQCN = DefaultLogBuilder.class.getName();
     private static final Logger LOGGER = StatusLogger.getLogger();