diff --git a/src/osd/modules/render/drawogl.cpp b/src/osd/modules/render/drawogl.cpp index dbffe878c44..6fe2177a256 100644 --- a/src/osd/modules/render/drawogl.cpp +++ b/src/osd/modules/render/drawogl.cpp @@ -539,7 +539,7 @@ public: virtual int draw(const int update) override; #ifndef OSD_WINDOWS - int xy_to_render_target(const int x, const int y, int *xt, int *yt) override; + virtual int xy_to_render_target(const int x, const int y, int *xt, int *yt) override; #endif virtual void destroy() override; virtual render_primitive_list *get_primitives() override