diff --git a/README.md b/README.md
index 5a48206..2520114 100644
--- a/README.md
+++ b/README.md
@@ -24,12 +24,12 @@ by using the "compact" utility on Windows, with one of the options below
 
 First, if you're building from the git repository instead of from a release
 tarball, you'll need to generate the `configure` script by running
-`autoreconf -i`.  This requires GNU autoconf, automake, and libtool.
+`autoreconf -i`.  This requires autoconf, automake, libtool, and pkg-config.
 
 The plugin can then be built by running `./configure && make`.  The build system
 must be able to find the NTFS-3G library and headers.  On some platforms this
 may require that the "ntfs-3g-dev" package or similar be installed in addition
-to the main "ntfs-3g" package.
+to the main "ntfs-3g" package.  pkg-config must also be installed.
 
 After compiling, run `make install` to install the plugin to the NTFS-3G plugin
 directory, which will be a subdirectory "ntfs-3g" of the system library