diff --git a/includes/Safari/Safari.hpp b/includes/Safari/Safari.hpp
index 17f5f64..0c24e80 100644
--- a/includes/Safari/Safari.hpp
+++ b/includes/Safari/Safari.hpp
@@ -39,7 +39,7 @@ class Safari : private Jeu {
 
   // Permet de transformer une Piece en PieceSafari
   PieceSafari *getPiece(const int x, const int y) const;
-  PieceSafari *getPiece(Piece *) const;
+  const PieceSafari *getPiece(Piece *) const;
 
   // Position curseur
   const Position getPosition() const override;
diff --git a/src/Safari/Safari.cpp b/src/Safari/Safari.cpp
index 912bd90..1e2a019 100644
--- a/src/Safari/Safari.cpp
+++ b/src/Safari/Safari.cpp
@@ -29,8 +29,8 @@ PieceSafari *Safari::getPiece(const int x, const int y) const {
   return dynamic_cast<PieceSafari *>(plateau.getPiece(x, y));
 }
 
-PieceSafari *Safari::getPiece(Piece *piece) const {
-  return dynamic_cast<PieceSafari *>(piece);
+const PieceSafari *Safari::getPiece(Piece *piece) const {
+  return dynamic_cast<const PieceSafari *>(piece);
 }
 
 const std::string Safari::msgChoixAnimal() const {