diff --git a/doc/ref/api-init.texi b/doc/ref/api-init.texi
index 57f34f5be..0e4e8b8b7 100644
--- a/doc/ref/api-init.texi
+++ b/doc/ref/api-init.texi
@@ -94,7 +94,8 @@ The function @code{scm_boot_guile} arranges for the Scheme
 @code{command-line} function to return the strings given by @var{argc}
 and @var{argv}.  If @var{main_func} modifies @var{argc} or @var{argv},
 it should call @code{scm_set_program_arguments} with the final list, so
-Scheme code will know which arguments have been processed.
+Scheme code will know which arguments have been processed
+(@pxref{Runtime Environment}).
 @end deftypefn
 
 @deftypefn {C Function} void scm_shell (int @var{argc}, char **@var{argv})