diff --git a/languagetool-wikipedia/src/main/java/org/languagetool/dev/dumpcheck/SentenceSourceChecker.java b/languagetool-wikipedia/src/main/java/org/languagetool/dev/dumpcheck/SentenceSourceChecker.java
index 8c4468e71526..8ef575c1dab7 100644
--- a/languagetool-wikipedia/src/main/java/org/languagetool/dev/dumpcheck/SentenceSourceChecker.java
+++ b/languagetool-wikipedia/src/main/java/org/languagetool/dev/dumpcheck/SentenceSourceChecker.java
@@ -132,6 +132,8 @@ private static CommandLine ensureCorrectUsageOrExit(String[] args) {
             .desc("URL of a named entity recognition service").build());
     options.addOption(Option.builder().longOpt("skip-exceptions")
             .desc("Whether internal Java exceptions should only be printed instead of stopping this script").build());
+    options.addOption(Option.builder("v").longOpt("verbose")
+            .desc("More verbose output on STDOUT, like the line number of the rule in the grammar.xml").build());
     try {
       CommandLineParser parser = new DefaultParser();
       return parser.parse(options, args);
@@ -231,7 +233,7 @@ private void run(File propFile, Set<String> disabledRules, String langCode, Stri
       } else if (propFile != null) {
         resultHandler = new DatabaseHandler(propFile, maxSentences, maxErrors);
       } else {
-        resultHandler = new StdoutHandler(maxSentences, maxErrors, contextSize);
+        resultHandler = new StdoutHandler(maxSentences, maxErrors, contextSize, options.hasOption("verbose"));
       }
       MixingSentenceSource mixingSource = MixingSentenceSource.create(Arrays.asList(fileNames), lang, filter);
       while (mixingSource.hasNext()) {
diff --git a/languagetool-wikipedia/src/main/java/org/languagetool/dev/dumpcheck/StdoutHandler.java b/languagetool-wikipedia/src/main/java/org/languagetool/dev/dumpcheck/StdoutHandler.java
index 0bf03116c4d5..a9c211b9634d 100644
--- a/languagetool-wikipedia/src/main/java/org/languagetool/dev/dumpcheck/StdoutHandler.java
+++ b/languagetool-wikipedia/src/main/java/org/languagetool/dev/dumpcheck/StdoutHandler.java
@@ -32,14 +32,20 @@
 class StdoutHandler extends ResultHandler {
 
   private final ContextTools contextTools = new ContextTools();
+  private final boolean verbose;
 
   StdoutHandler(int maxSentences, int maxErrors) {
     this(maxSentences, maxErrors, CONTEXT_SIZE);
   }
 
   StdoutHandler(int maxSentences, int maxErrors, int contextSize) {
+    this(maxSentences, maxErrors, contextSize, false);
+  }
+
+  StdoutHandler(int maxSentences, int maxErrors, int contextSize, boolean verbose) {
     super(maxSentences, maxErrors);
     contextTools.setContextSize(contextSize);
+    this.verbose = verbose;
     //contextTools.setContextSize(100);
     //contextTools.setErrorMarker("**", "**");
     //contextTools.setEscapeHtml(false);
@@ -60,6 +66,10 @@ protected void handleResult(Sentence sentence, List<RuleMatch> ruleMatches, Lang
         if (match.getRule().isDefaultTempOff()) {
           output += " [temp_off]";
         }
+        if (verbose && match.getRule() instanceof AbstractPatternRule) {
+          AbstractPatternRule pRule = (AbstractPatternRule) match.getRule();
+          output += " ruleLine=" + pRule.getXmlLineNumber();
+        }
         System.out.println(output);
         String msg = match.getMessage();
         msg = msg.replaceAll("<suggestion>", "'");