diff --git a/sdlpp.hpp b/sdlpp.hpp
index 97be992..aee0531 100644
--- a/sdlpp.hpp
+++ b/sdlpp.hpp
@@ -306,7 +306,7 @@ public:
                        std::pair< double, double > >
     getDoubleRect() = 0;
     virtual void setPos( double x, double y ) = 0;
-    virtual std::pair< double, double > getPos() = 0;
+    virtual std::pair< double, double > getPos() const = 0;
     bool colidesWith( const RenderObject &other ) const {
         if ( !hasCollisions() || !other.hasCollisions() || getHidden() ||
              other.getHidden() ) {
@@ -881,7 +881,7 @@ public:
         og_y = y;
         updateSizeAndPosition();
     }
-    virtual std::pair< double, double > getPos() override {
+    virtual std::pair< double, double > getPos() const override {
         return { og_x, og_y };
     }
     virtual int leftmost() override {