X-Git-Url: http://bilbo.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/f1671393f75bd162d50e64573db72c0e80cd137f..263f137c6dc42876eb1dff3701e3bebd5306ffc2:/examples/s4u/engine-filtering/s4u-engine-filtering.cpp

diff --git a/examples/s4u/engine-filtering/s4u-engine-filtering.cpp b/examples/s4u/engine-filtering/s4u-engine-filtering.cpp
index b240d22c27..d34e21f775 100644
--- a/examples/s4u/engine-filtering/s4u-engine-filtering.cpp
+++ b/examples/s4u/engine-filtering/s4u-engine-filtering.cpp
@@ -39,7 +39,7 @@ class FrequencyChanged {
   std::map<simgrid::s4u::Host*, int> host_list;
 
 public:
-  explicit FrequencyChanged(simgrid::s4u::Engine& e)
+  explicit FrequencyChanged(const simgrid::s4u::Engine& e)
   {
     std::vector<simgrid::s4u::Host*> list = e.get_all_hosts();
     for (auto& host : list) {