diff --git a/doc/xschem_man/install_xschem.html b/doc/xschem_man/install_xschem.html
index b0339df1..9dd29bce 100644
--- a/doc/xschem_man/install_xschem.html
+++ b/doc/xschem_man/install_xschem.html
@@ -73,6 +73,10 @@ p{padding: 15px  30px 10px;}
   tk8.6                 tk8.6-dev
   flex                  bison
   libxpm4               libxpm-dev
+# terminal program and editor used by default by xschem:
+# alternative programs can be specified in xschemrc by 
+# setting tcl variables 'terminal' and 'editor', respectively.
+  xterm vim-gtk3
 # tools that should be available on all systems by default:
   gawk or mawk
 # Suggested (not mandatory for using xschem) packages: