Bump dependencies

1 files changed, 4 insertions, 4 deletions

diff --git a/doc/index.html b/doc/index.html
index f191c4f..45c68fe 100644
--- a/doc/index.html
+++ b/doc/index.html
@@ -30,13 +30,13 @@ work everywhere.
 <p>
  Other set of small utilities are usually system-specific; for
 instance, the (otherwise good)
-<a href="http://busybox.net/">BusyBox</a> project only works on Linux.
+<a href="https://busybox.net/">BusyBox</a> project only works on Linux.
 </p>
 
 <p>
  Some of s6-portable-utils' programs are a conformant implementation
 of a POSIX utility as determined by the
-<a href="http://pubs.opengroup.org/onlinepubs/9699919799/nfindex.html">Single
+<a href="https://pubs.opengroup.org/onlinepubs/9699919799/nfindex.html">Single
 Unix Specification, version 4</a>; the relevant documentation pages mentions
 this.
 However, none of the s6-portable-utils programs supports internationalization.
@@ -61,7 +61,7 @@ the package is now used to host specific utilities such as
  <li> A POSIX-compliant system with a standard C development environment </li>
  <li> GNU make, version 3.81 or later </li>
  <li> <a href="//skarnet.org/software/skalibs/">skalibs</a> version
-2.9.2.1 or later. It's a build-time requirement. It's also a run-time
+2.9.3.0 or later. It's a build-time requirement. It's also a run-time
 requirement if you link against the shared version of the skalibs
 library. </li>
 </ul>
@@ -70,7 +70,7 @@ library. </li>
 
 <p>
  s6-portable-utils is free software. It is available under the
-<a href="http://opensource.org/licenses/ISC">ISC license</a>.
+<a href="https://opensource.org/licenses/ISC">ISC license</a>.
 </p>
 
 <h3> Download </h3>