1 files changed, 3 insertions, 3 deletions
diff --git a/src/Persistence_representations/utilities/persistence_landscapes/average_landscapes.cpp b/src/Persistence_representations/utilities/persistence_landscapes/average_landscapes.cpp
index 04a0ada4..612e9700 100644
--- a/src/Persistence_representations/utilities/persistence_landscapes/average_landscapes.cpp
+++ b/src/Persistence_representations/utilities/persistence_landscapes/average_landscapes.cpp
@@ -16,13 +16,13 @@
 using Persistence_landscape = Gudhi::Persistence_representations::Persistence_landscape;
 
 int main(int argc, char** argv) {
-  std::cout << "This program computes average of persistence landscapes stored in files (the files needs to be "
+  std::clog << "This program computes average of persistence landscapes stored in files (the files needs to be "
             << "created beforehand).\n"
             << "The parameters of this programs are names of files with persistence landscapes.\n";
   std::vector<const char*> filenames;
 
   if (argc < 3) {
-    std::cout << "Wrong number of parameters, the program will now terminate \n";
+    std::clog << "Wrong number of parameters, the program will now terminate \n";
     return 1;
   }
 
@@ -46,6 +46,6 @@ int main(int argc, char** argv) {
     delete lands[i];
   }
 
-  std::cout << "Average can be found in 'average.land' file\n";
+  std::clog << "Average can be found in 'average.land' file\n";
   return 0;
 }