diff --git a/Optimisation_doc/doc_tex/Inscribed_areas_ref/intro.tex b/Optimisation_doc/doc_tex/Inscribed_areas_ref/intro.tex
index 331d47005d1..ba8da4c6e91 100755
--- a/Optimisation_doc/doc_tex/Inscribed_areas_ref/intro.tex
+++ b/Optimisation_doc/doc_tex/Inscribed_areas_ref/intro.tex
@@ -33,7 +33,7 @@ checking off, cf.~Section~\ref{sec:checks}.
 
 
 
-\input{Matrix_search_ref/main_Extremal_polygons.tex}
+\input{Inscribed_areas_2_ref/main_Extremal_polygons.tex}
 
-\input{Inscribed_areas_2/main_Largest_empty_iso_rectangle_2.tex}
+\input{Inscribed_areas_2_ref/main_Largest_empty_iso_rectangle_2.tex}