diff --git a/lucene/analysis/nori/src/java/org/apache/lucene/analysis/ko/KoreanNumberFilterFactory.java b/lucene/analysis/nori/src/java/org/apache/lucene/analysis/ko/KoreanNumberFilterFactory.java
index f11442023f8..7cfe4a8055f 100644
--- a/lucene/analysis/nori/src/java/org/apache/lucene/analysis/ko/KoreanNumberFilterFactory.java
+++ b/lucene/analysis/nori/src/java/org/apache/lucene/analysis/ko/KoreanNumberFilterFactory.java
@@ -37,9 +37,13 @@ import org.apache.lucene.analysis.util.TokenFilterFactory;
  * It is important that punctuation is not discarded by the tokenizer so use
  * {@code discardPunctuation="false"} in your {@link KoreanTokenizerFactory}.
  * @since 8.2.0
+ * @lucene.spi {@value #NAME}
  */
 public class KoreanNumberFilterFactory extends TokenFilterFactory {
 
+  /** SPI name */
+  public static final String NAME = "koreanNumber";
+
   public KoreanNumberFilterFactory(Map<String, String> args) {
     super(args);
     if (!args.isEmpty()) {