diff --git a/ChangeLog.md b/ChangeLog.md
index 81999cdd..ceb47a15 100644
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,10 +1,15 @@
-# DGtalTools 0.9.2 
+# DGtalTools 0.9.2
 
 - *global*:
   - fix uses of temporaries when ConstAlias is needed.
     (Roland Denis, [#253](https://github.com/DGtal-team/DGtalTools/pull/253))
 
-# DGtalTools 0.9.1 
+- *volumetric*:
+  - fix reading options bug in volCComponentCounter and sdp2vol.
+    (Bertrand Kerautret,
+    [#254](https://github.com/DGtal-team/DGtalTools/pull/254)
+
+# DGtalTools 0.9.1
 
 - *converters*:
   - img2freeman: new option to sort the resulting contours by increasing size
diff --git a/converters/sdp2vol.cpp b/converters/sdp2vol.cpp
index 0ff76037..b7f209fb 100644
--- a/converters/sdp2vol.cpp
+++ b/converters/sdp2vol.cpp
@@ -72,13 +72,13 @@ int main( int argc, char** argv )
   if( !parseOK || vm.count("help"))
     {
       std::cout << "Usage: " << argv[0] << " [input-file] [output]\n"
-		<< "Convert volumetric  file into a digital set of points from a given threshold."
+		<< "Convert digital set of points into a volumic file."
 		<< general_opt << "\n";
       std::cout << "Example:\n"
-		<< "vol2sdp -i ${DGtal}/examples/samples/lobster.vol -o volumeList.p3d \n";
+		<< "sdp2vol -i volumePoints.sdp -o volume.vol -d 0 0 0 10 10 10 \n";
       return 0;
     }
-  if(! vm.count("sdp") ||! vm.count("output") || !vm.count("domain") )
+  if(! vm.count("input") ||! vm.count("output") || !vm.count("domain") )
     {
       trace.error() << " Input/ output filename and domain are needed to be defined" << endl;      
       return 0;
diff --git a/volumetric/volCComponentCounter.cpp b/volumetric/volCComponentCounter.cpp
index e0f604f9..478e3443 100644
--- a/volumetric/volCComponentCounter.cpp
+++ b/volumetric/volCComponentCounter.cpp
@@ -71,44 +71,44 @@ void CCCounter(Rank& r, Parent& p, const Image& elements, const unsigned int con
       e !=elements.domain().end(); ++e)
     {
       if ( elements.domain().isInside(*e+decx) &&  
-     (elements(*e) == elements(*e+decx)))
-   dsets.union_set(*e,*e+decx);
+           (elements(*e) == elements(*e+decx)))
+        dsets.union_set(*e,*e+decx);
       
       if ( elements.domain().isInside(*e+decy) &&  
-     (elements(*e) == elements(*e+decy)))
-  dsets.union_set(*e,*e+decy);
+           (elements(*e) == elements(*e+decy)))
+        dsets.union_set(*e,*e+decy);
       
       if ( elements.domain().isInside(*e+decz) &&  
-     (elements(*e) == elements(*e+decz)))
-  dsets.union_set(*e,*e+decz);
+           (elements(*e) == elements(*e+decz)))
+        dsets.union_set(*e,*e+decz);
 
       if (connectivity > 6)
-  {
-    if ( elements.domain().isInside(*e+decx+decy) &&  
-         (elements(*e) == elements(*e+decx+decy)))
-      dsets.union_set(*e,*e+decx+decy);
+        {
+          if ( elements.domain().isInside(*e+decx+decy) &&  
+               (elements(*e) == elements(*e+decx+decy)))
+            dsets.union_set(*e,*e+decx+decy);
       
-    if ( elements.domain().isInside(*e+decx+decz) &&  
-         (elements(*e) == elements(*e+decx+decz)))
-      dsets.union_set(*e,*e+decx+decz);
+          if ( elements.domain().isInside(*e+decx+decz) &&  
+               (elements(*e) == elements(*e+decx+decz)))
+            dsets.union_set(*e,*e+decx+decz);
   
-    if ( elements.domain().isInside(*e+decy+decz) &&  
-         (elements(*e) == elements(*e+decy+decz)))
-      dsets.union_set(*e,*e+decy+decz);
+          if ( elements.domain().isInside(*e+decy+decz) &&  
+               (elements(*e) == elements(*e+decy+decz)))
+            dsets.union_set(*e,*e+decy+decz);
   
-    if (connectivity == 26)
-      if ( elements.domain().isInside(*e+decy+decz+decx) &&  
-     (elements(*e) == elements(*e+decy+decz+decx)))
-        dsets.union_set(*e,*e+decy+decz+decx);
+          if (connectivity == 26)
+            if ( elements.domain().isInside(*e+decy+decz+decx) &&  
+                 (elements(*e) == elements(*e+decy+decz+decx)))
+              dsets.union_set(*e,*e+decy+decz+decx);
     
-  }
+        }
       
     }
   trace.endBlock();
   std::cout << "Number of disjoint "<<connectivity<<"-components = "
-         <<dsets.count_sets(elements.domain().begin(),
-          elements.domain().end())
-         << std::endl;
+            <<dsets.count_sets(elements.domain().begin(),
+                               elements.domain().end())
+            << std::endl;
 }
 
 
@@ -130,38 +130,38 @@ int main( int argc, char** argv )
     trace.info()<< "Error checking program options: "<< ex.what()<< endl;
   }  
   po::notify(vm);    
-  if( parseOK || !vm.count("help")||argc<=1)
+  if( !parseOK || vm.count("help")||argc<=1)
     {
       std::cout << "Usage: " << argv[0] << " [input]\n"
-    << "Count the number of connected component (same values) in a  volume (Vol) file image\n"
-    << general_opt << "\n";
+                << "Count the number of connected component (same values) in a  volume (Vol) file image\n"
+                << general_opt << "\n";
       return 0;
     }
- string inputFilename = vm["input"].as<std::string>();
- unsigned int connectivity = vm["connectivity"].as<unsigned int>();
+  string inputFilename = vm["input"].as<std::string>();
+  unsigned int connectivity = vm["connectivity"].as<unsigned int>();
  
- if ((connectivity != 6) && (connectivity != 18) && (connectivity != 26))
-   {
-     trace.error() << "Bard connectivity value.";
-     trace.info() << std::endl;
-     exit(1);
-   }
-
- typedef ImageSelector<Domain, unsigned char>::Type Image;
- Image image = VolReader<Image>::importVol( inputFilename );
-
- trace.info() << "Image loaded: "<<image<< std::endl;
-
- typedef std::map<Point,std::size_t> rank_t; // => order on Element
- typedef std::map<Point,Point> parent_t;
- rank_t rank_map;
- parent_t parent_map;
+  if ((connectivity != 6) && (connectivity != 18) && (connectivity != 26))
+    {
+      trace.error() << "Bad connectivity value.";
+      trace.info() << std::endl;
+      exit(1);
+    }
+
+  typedef ImageSelector<Domain, unsigned char>::Type Image;
+  Image image = VolReader<Image>::importVol( inputFilename );
+
+  trace.info() << "Image loaded: "<<image<< std::endl;
+
+  typedef std::map<Point,std::size_t> rank_t; // => order on Element
+  typedef std::map<Point,Point> parent_t;
+  rank_t rank_map;
+  parent_t parent_map;
  
- boost::associative_property_map<rank_t>   rank_pmap(rank_map);
- boost::associative_property_map<parent_t> parent_pmap(parent_map);
+  boost::associative_property_map<rank_t>   rank_pmap(rank_map);
+  boost::associative_property_map<parent_t> parent_pmap(parent_map);
  
- CCCounter(rank_pmap, parent_pmap, image, connectivity);
+  CCCounter(rank_pmap, parent_pmap, image, connectivity);
  
 
- return 0;
+  return 0;
 }