diff --git a/src/common/kiwix/indexer.cpp b/src/common/kiwix/indexer.cpp
index 3910db2b1..f43c35dd8 100644
--- a/src/common/kiwix/indexer.cpp
+++ b/src/common/kiwix/indexer.cpp
@@ -36,7 +36,8 @@ namespace kiwix {
 
   /* Constructor */
   Indexer::Indexer() :
-    keywordsBoostFactor(3) {
+    keywordsBoostFactor(3),
+    verboseFlag(false) {
 
     /* Initialize mutex */
     pthread_mutex_init(&threadIdsMutex, NULL);
@@ -49,6 +50,7 @@ namespace kiwix {
     pthread_mutex_init(&zimPathMutex, NULL);
     pthread_mutex_init(&indexPathMutex, NULL);
     pthread_mutex_init(&progressionMutex, NULL);
+    pthread_mutex_init(&verboseMutex, NULL);
     
     /* Read the stopwords file */
     //this->readStopWordsFile("/home/kelson/kiwix/moulinkiwix/stopwords/fr");
@@ -284,6 +286,10 @@ namespace kiwix {
 #else
       sleep(0.5);
 #endif
+      if (this->getVerboseFlag()) {
+	std::cout << "Waiting... ToParseQueue is empty for now..." << std::endl;
+      }
+
       pthread_testcancel();
     }
 
@@ -325,6 +331,10 @@ namespace kiwix {
 #else
       sleep(0.5);
 #endif
+      if (this->getVerboseFlag()) {
+	std::cout << "Waiting... ToIndexQueue is empty for now..." << std::endl;
+      }
+
       pthread_testcancel();
     }
 
@@ -395,6 +405,11 @@ namespace kiwix {
 
   /* Manage */
   bool Indexer::start(const string zimPath, const string indexPath) {
+
+    if (this->getVerboseFlag()) {
+      std::cout << "Indexing of '" << zimPath << "' starting..." <<std::endl;
+    }
+
     this->setProgression(0);
     this->setZimPath(zimPath);
     this->setIndexPath(indexPath);
@@ -412,6 +427,12 @@ namespace kiwix {
   }
 
   bool Indexer::isRunning() {
+      if (this->getVerboseFlag()) {
+	std::cout << "isArticleExtractor running: " << (this->isArticleExtractorRunning() ? "yes" : "no") << std::endl;
+	std::cout << "isArticleIndexer running: " << (this->isArticleIndexerRunning() ? "yes" : "no") << std::endl;
+	std::cout << "isArticleParser running: " << (this->isArticleParserRunning() ? "yes" : "no") << std::endl;
+      }
+
     return this->isArticleExtractorRunning() || this->isArticleIndexerRunning() || this->isArticleParserRunning();
   }
 
@@ -457,4 +478,19 @@ namespace kiwix {
     return true;
   }
 
+  /* Manage the verboseFlag */
+  void Indexer::setVerboseFlag(const bool value) {
+    pthread_mutex_lock(&verboseMutex);
+    this->verboseFlag = value;
+    pthread_mutex_unlock(&verboseMutex);
+  }
+
+  bool Indexer::getVerboseFlag() {
+    bool value;
+    pthread_mutex_lock(&verboseMutex);
+    value = this->verboseFlag;
+    pthread_mutex_unlock(&verboseMutex);
+    return value;
+  }
+
 }
diff --git a/src/common/kiwix/indexer.h b/src/common/kiwix/indexer.h
index 0968f3eb7..46ae5f304 100644
--- a/src/common/kiwix/indexer.h
+++ b/src/common/kiwix/indexer.h
@@ -65,6 +65,38 @@ namespace kiwix {
     bool stop();
     bool isRunning();
     unsigned int getProgression();
+    void setVerboseFlag(const bool value);
+
+  protected:
+    virtual void indexingPrelude(const string indexPath) = 0;
+    virtual void index(const string &url, 
+		       const string &title, 
+		       const string &unaccentedTitle,
+		       const string &keywords, 
+		       const string &content,
+		       const string &snippet,
+		       const string &size,
+		       const string &wordCount) = 0;
+    virtual void flush() = 0;
+    virtual void indexingPostlude() = 0;
+    
+    /* Others */
+    unsigned int countWords(const string &text);
+
+    /* Stopwords */
+    bool readStopWordsFile(const string path);
+    std::vector<std::string> stopWords;
+
+    /* Boost factor */
+    unsigned int keywordsBoostFactor;
+    inline unsigned int getTitleBoostFactor(const unsigned int contentLength) {
+      return contentLength / 500 + 1;
+    }
+
+    /* Verbose */
+    pthread_mutex_t verboseMutex;
+    bool getVerboseFlag();
+    bool verboseFlag;
 
   private:
     pthread_mutex_t threadIdsMutex;
@@ -130,32 +162,6 @@ namespace kiwix {
     string indexPath;
     void setIndexPath(const string path);
     string getIndexPath();
-
-  protected:
-    virtual void indexingPrelude(const string indexPath) = 0;
-    virtual void index(const string &url, 
-		       const string &title, 
-		       const string &unaccentedTitle,
-		       const string &keywords, 
-		       const string &content,
-		       const string &snippet,
-		       const string &size,
-		       const string &wordCount) = 0;
-    virtual void flush() = 0;
-    virtual void indexingPostlude() = 0;
-    
-    /* Others */
-    unsigned int countWords(const string &text);
-
-    /* Stopwords */
-    bool readStopWordsFile(const string path);
-    std::vector<std::string> stopWords;
-
-    /* Boost factor */
-    unsigned int keywordsBoostFactor;
-    inline unsigned int getTitleBoostFactor(const unsigned int contentLength) {
-      return contentLength / 500 + 1;
-    }
   };
 }