diff --git a/src/java/org/apache/lucene/index/IndexReader.java b/src/java/org/apache/lucene/index/IndexReader.java
index 5db331b3a76..3aca75afd7e 100644
--- a/src/java/org/apache/lucene/index/IndexReader.java
+++ b/src/java/org/apache/lucene/index/IndexReader.java
@@ -583,7 +583,7 @@ public abstract class IndexReader {
    * Get a list of unique field names that exist in this index, are indexed, and have
    * the specified term vector information.
    * 
-   * @param tvSpec specifies which term vector information shoul dbe available for the fields
+   * @param tvSpec specifies which term vector information should be available for the fields
    * @return Collection of Strings indicating the names of the fields
    */
   public abstract Collection getIndexedFieldNames(Field.TermVector tvSpec);