diff --git a/libisoburn/trunk/README b/libisoburn/trunk/README
index f016f9f9..6357071d 100644
--- a/libisoburn/trunk/README
+++ b/libisoburn/trunk/README
@@ -55,9 +55,13 @@ Then become superuser and execute
     make install
 which will make available libisoburn.so.1 and the program xorriso.
 
+On GNU/Linux it will try to run program ldconfig with the library installation
+directory as only argument. Failure to do so will not abort installation.
+One may disable ldconfig by ./configure option --disable-ldconfig-at-install .
+
 
 By use of a version script, the libisoburn.so library exposes no other function
-names but those of the API definitions in <libsoburn/libisoburn.h> and
+names but those of the API definitions in <libisoburn/libisoburn.h> and
 <libisoburn/xorriso.h>.
 If -Wl,--version-script=... makes problems with the local compiler, then
 disable this encapsulation feature by