diff --git a/src/java/org/apache/lucene/analysis/standard/StandardTokenizer.jj b/src/java/org/apache/lucene/analysis/standard/StandardTokenizer.jj
index 7d24d4bc6b3..44b6779c16a 100644
--- a/src/java/org/apache/lucene/analysis/standard/StandardTokenizer.jj
+++ b/src/java/org/apache/lucene/analysis/standard/StandardTokenizer.jj
@@ -65,6 +65,8 @@ PARSER_BEGIN(StandardTokenizer)
 
 package org.apache.lucene.analysis.standard;
 
+import java.io.*;
+
 /** A grammar-based tokenizer constructed with JavaCC.
  *
  * <p> This should be a good tokenizer for most European-language documents.
diff --git a/src/java/org/apache/lucene/analysis/standard/StandardTokenizerTokenManager.java b/src/java/org/apache/lucene/analysis/standard/StandardTokenizerTokenManager.java
index ef0138811e8..dbf0111bd7b 100644
--- a/src/java/org/apache/lucene/analysis/standard/StandardTokenizerTokenManager.java
+++ b/src/java/org/apache/lucene/analysis/standard/StandardTokenizerTokenManager.java
@@ -1,5 +1,6 @@
 /* Generated By:JavaCC: Do not edit this line. StandardTokenizerTokenManager.java */
 package org.apache.lucene.analysis.standard;
+import java.io.*;
 
 public class StandardTokenizerTokenManager implements StandardTokenizerConstants
 {