diff --git a/repos/demo/src/app/scout/browser_window.cc b/repos/demo/src/app/scout/browser_window.cc
index a00cbeee51..362735edac 100644
--- a/repos/demo/src/app/scout/browser_window.cc
+++ b/repos/demo/src/app/scout/browser_window.cc
@@ -477,4 +477,4 @@ void Browser_window<PT>::handle_scroll(int view_pos)
 	ypos_sb(-view_pos, 0);
 }
 
-template class Browser_window<Genode::Pixel_rgb888>;
+template class Scout::Browser_window<Genode::Pixel_rgb888>;
diff --git a/repos/demo/src/app/scout/scrollbar.cc b/repos/demo/src/app/scout/scrollbar.cc
index 1562d47594..3e17d68a09 100644
--- a/repos/demo/src/app/scout/scrollbar.cc
+++ b/repos/demo/src/app/scout/scrollbar.cc
@@ -327,4 +327,4 @@ Element *Scrollbar<PT>::find(Point position)
 }
 
 
-template class Scrollbar<Genode::Pixel_rgb888>;
+template class Scout::Scrollbar<Genode::Pixel_rgb888>;
diff --git a/repos/demo/src/app/scout/widgets.cc b/repos/demo/src/app/scout/widgets.cc
index 5aafc73931..9342ca2bf4 100644
--- a/repos/demo/src/app/scout/widgets.cc
+++ b/repos/demo/src/app/scout/widgets.cc
@@ -198,8 +198,8 @@ Element *Icon<PT, W, H>::find(Point position)
 	return 0;
 }
 
-template class Horizontal_shadow<Genode::Pixel_rgb888, 40>;
-template class Horizontal_shadow<Genode::Pixel_rgb888, 160>;
-template class Icon<Genode::Pixel_rgb888, 16, 16>;
-template class Icon<Genode::Pixel_rgb888, 32, 32>;
-template class Icon<Genode::Pixel_rgb888, 64, 64>;
+template class Scout::Horizontal_shadow<Genode::Pixel_rgb888, 40>;
+template class Scout::Horizontal_shadow<Genode::Pixel_rgb888, 160>;
+template class Scout::Icon<Genode::Pixel_rgb888, 16, 16>;
+template class Scout::Icon<Genode::Pixel_rgb888, 32, 32>;
+template class Scout::Icon<Genode::Pixel_rgb888, 64, 64>;