diff --git a/repos/gems/include/polygon_gfx/line_painter.h b/repos/gems/include/polygon_gfx/line_painter.h
index 7e6ce7ee56..7698d2071b 100644
--- a/repos/gems/include/polygon_gfx/line_painter.h
+++ b/repos/gems/include/polygon_gfx/line_painter.h
@@ -15,7 +15,7 @@
 #define _INCLUDE__POLYGON_GFX__LINE_PAINTER_H_
 
 #include <os/surface.h>
-#include <gems/bezier.h>
+#include <util/bezier.h>
 
 
 struct Line_painter
diff --git a/repos/gems/include/gems/bezier.h b/repos/os/include/util/bezier.h
similarity index 100%
rename from repos/gems/include/gems/bezier.h
rename to repos/os/include/util/bezier.h