1 files changed, 2 insertions, 1 deletions
diff --git a/README.md b/README.md
index c463fcf..ca2946d 100644
--- a/README.md
+++ b/README.md
@@ -26,6 +26,7 @@ First install all required dependencies and build tools:
 ```shell
 sudo apt-get install \
 	build-essential \
+	pkg-config \
 	checkinstall \
 	git \
 	autoconf \
@@ -117,4 +118,4 @@ iPadOS, tvOS, watchOS, and macOS are trademarks of Apple Inc.
 This project is an independent software library and has not been authorized,
 sponsored, or otherwise approved by Apple Inc.
 
-README Updated on: 2020-06-13
+README Updated on: 2022-04-04