diff --git a/cmake/README.md b/cmake/README.md
index 64b43211896..9800dae1ce4 100644
--- a/cmake/README.md
+++ b/cmake/README.md
@@ -48,7 +48,9 @@ You may use brew to install dependencies needed to build QtBase.
     `/usr/bin/ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"`
   * Build Qt dependencies:  ``brew install pcre2 harfbuzz freetype``
   * Install cmake:  ``brew install cmake``
-  * When running cmake in qtbase, pass ``-DCMAKE_PREFIX_PATH=/usr/local``
+  * When running cmake in qtbase, pass ``-DFEATURE_pkg_config=ON`` together with
+    ``-DCMAKE_PREFIX_PATH=/usr/local``, or ``-DCMAKE_PREFIX_PATH=/opt/homebrew`` if you have a Mac
+    with Apple Silicon.
 
 # Building