diff --git a/README.md b/README.md
index 262de03..c7dfcc5 100644
--- a/README.md
+++ b/README.md
@@ -35,7 +35,7 @@ The API is explained in greater detail at the
 
 Install nginx and
 [fcgiwrap](https://www.nginx.com/resources/wiki/start/topics/examples/fcgiwrap/),
-copy the [example config](https://schlomp.space/tastytea/libravatarserv/src/branch/master/doc/nginx-example.conf)
+copy the [example config](https://schlomp.space/tastytea/libravatarserv/src/branch/main/doc/nginx-example.conf)
 to the nginx configuration directory and edit it according to your needs. Other
 webservers and cgi spawners will also work, of course.
 
@@ -120,9 +120,9 @@ Gentoo ebuilds are available via my
 
 * C++ compiler (tested: [gcc](https://gcc.gnu.org/) 8/11,
   [clang](https://llvm.org/) 7)
-* [cmake](https://cmake.org/) (at least 3.10)
-* [crypto++](https://cryptopp.com) (tested: 7.0 / 5.6)
-* [imagemagick](https://www.imagemagick.org/) (tested: 7.0 / 6.7)
+* [cmake](https://cmake.org/) (at least 3.12)
+* [crypto++](https://cryptopp.com) (tested: 8.6 / 5.6)
+* [imagemagick](https://www.imagemagick.org/) (tested: 7.1 / 6.7)
 * [identiconpp](https://schlomp.space/tastytea/identiconpp) (at least: 0.7.1)
 
 On a Debian system, install the packages: `build-essential pkg-config cmake