diff --git a/CMakeLists.txt b/CMakeLists.txt
index e1f580624b4c0813f1d25d709b3e716b615ff7a0..f49160b0da4a1372aeb1ce38f91b0696ec1b2f95 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -33,7 +33,7 @@ ENDIF( CMAKE_BUILD_TYPE MATCHES "RelWithDebInfo" )
 set(CMAKE_CXX_STANDARD 14)
 
 #depending on libpappsomspp version :
-SET(LIBPAPPSOMSPP_VERSION "0.2.38-1")
+SET(LIBPAPPSOMSPP_VERSION "0.2.39-1")
 configure_file (${CMAKE_SOURCE_DIR}/debian/control.cmake ${CMAKE_SOURCE_DIR}/debian/control  @ONLY)
 
 
diff --git a/debian/changelog b/debian/changelog
index 20df678d41ec089b2c576adc5a18c593a706d9d8..d5dc04e1741b736d258ea436024b654d48c8a1e6 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+xtpcpp (0.2.2-2) stretch; urgency=medium
+
+  * new pappsomspp library
+
+ -- Olivier Langella <olivier.langella@u-psud.fr>  Fri, 15 Dec 2017 11:38:38 +0100
+
 xtpcpp (0.2.2-1) stretch; urgency=medium
 
   * better xpip format input and output
diff --git a/src/grouping/groupingpeptidemass.cpp b/src/grouping/groupingpeptidemass.cpp
index 108f89fb9ae1ab06f9994e370e9cdf897956c4e0..c55d84bfcc950e27cf075c6dd47489bb87cd28f6 100644
--- a/src/grouping/groupingpeptidemass.cpp
+++ b/src/grouping/groupingpeptidemass.cpp
@@ -36,8 +36,8 @@ public:
     };
     ~GrpGroupingMonitor() {
     };
-    virtual void startGrouping(std::size_t total_number_protein) override {
-        _p_work_monitor->message(QObject::tr("grouping %1 proteins").arg(total_number_protein));
+    virtual void startGrouping(std::size_t total_number_protein, std::size_t total_number_peptide) override {
+        _p_work_monitor->message(QObject::tr("grouping %1 proteins containing %2 unique peptides").arg(total_number_protein).arg(total_number_peptide));
         _total_number_proteins = total_number_protein;
     };
     virtual void groupingProtein() override {};