--- a/doc/make_doc
+++ b/doc/make_doc
@@ -11,7 +11,7 @@
 # TeX the manual again to incorporate the ToC
 tex manual
 # ... and build the index
-../../../etc/manualindex manual
+/usr/share/gap/etc/manualindex manual
 # Finally TeX the manual again to get cross-references right
 tex manual
 
@@ -22,4 +22,4 @@
 # The HTML version of the manual
 mkdir -p ../htm
 echo "Creating HTML documentation"
-../../../etc/convert.pl -i -u -c -n cryst . ../htm
+/usr/share/gap/etc/convert.pl -i -u -c -n cryst . ../htm
--- a/doc/manual.tex
+++ b/doc/manual.tex
@@ -1,4 +1,4 @@
-\input ../../../etc/gapmacro.tex
+\input /usr/share/gap/etc/gapmacro.tex
 \Package{Cryst}
 \Package{CrystCat}
 \Package{CaratInterface}
@@ -33,7 +33,7 @@
   \bigskip
 
   \bigskip
-  \centerline{\secfont{\Month} \Year}
+  \centerline{\secfont{September} 2025}
 
   \vfill
   \centerline{Copyright {\copyright} 1999--2025 by 
