diff --git a/lang/java/avro/src/main/java/org/apache/avro/reflect/ReflectData.java b/lang/java/avro/src/main/java/org/apache/avro/reflect/ReflectData.java
index b4545b228b9..ec490979477 100644
--- a/lang/java/avro/src/main/java/org/apache/avro/reflect/ReflectData.java
+++ b/lang/java/avro/src/main/java/org/apache/avro/reflect/ReflectData.java
@@ -71,6 +71,9 @@ public class ReflectData extends SpecificData {
 
   private static final String STRING_OUTER_PARENT_REFERENCE = "this$0";
 
+  /**
+   * Always false since custom coders are not available for {@link ReflectData}.
+   */
   @Override
   public boolean useCustomCoders() {
     return false;
diff --git a/lang/java/avro/src/main/java/org/apache/avro/specific/SpecificData.java b/lang/java/avro/src/main/java/org/apache/avro/specific/SpecificData.java
index 8e78159600a..d03e7af6398 100644
--- a/lang/java/avro/src/main/java/org/apache/avro/specific/SpecificData.java
+++ b/lang/java/avro/src/main/java/org/apache/avro/specific/SpecificData.java
@@ -191,7 +191,7 @@ public static <T> SpecificData getForClass(Class<T> c) {
 
   /**
    * Retrieve the current value of the custom-coders feature flag. Defaults to
-   * <code>true</code>, but this default can be overridden using the system
+   * <code>false</code>, but this default can be overridden using the system
    * property <code>org.apache.avro.specific.use_custom_coders</code>, and can be
    * set dynamically by {@link SpecificData#useCustomCoders()}. See <a
    * href="https://avro.apache.org/docs/current/gettingstartedjava.html#Beta+feature:+Generating+faster+code"Getting