1 files changed, 1 insertions, 1 deletions
diff --git a/src/map.h b/src/map.h
index 44eb63979..1a81e8ccb 100644
--- a/src/map.h
+++ b/src/map.h
@@ -346,7 +346,7 @@ class Map : public Properties, public ConfigListener
 
         void optionChanged(const std::string &value);
 
-        MapItem *findPortalXY(int x, int y);
+        MapItem *findPortalXY(int x, int y) const;
 
         int getActorsCount() const
         { return static_cast<int>(mActors.size()); }