From c20cedfe5d3e3fd45ebf7ab3d72cf9f114b7457f Mon Sep 17 00:00:00 2001
From: Richard van der Hoff <1389908+richvdh@users.noreply.github.com>
Date: Tue, 9 Aug 2022 07:34:49 +0100
Subject: [PATCH 1/2] installation.md: require libpq on M1 macs

FIxes #13464
---
 docs/setup/installation.md | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/docs/setup/installation.md b/docs/setup/installation.md
index 260e50577b5d..1bbb102611ce 100644
--- a/docs/setup/installation.md
+++ b/docs/setup/installation.md
@@ -299,9 +299,10 @@ You may need to install the latest Xcode developer tools:
 xcode-select --install
 ```
 
-On ARM-based Macs you may need to explicitly install libjpeg which is a pillow dependency. You can use Homebrew (https://brew.sh):
+On ARM-based Macs you may need to install libjpeg and libpq. 
+You can use Homebrew (https://brew.sh):
 ```sh
- brew install jpeg
+ brew install jpeg libpq
  ```
 
 On macOS Catalina (10.15) you may need to explicitly install OpenSSL

From 44a253d039123b63471ddfc00f54e3925d1a82b5 Mon Sep 17 00:00:00 2001
From: David Robertson <davidr@element.io>
Date: Mon, 12 Sep 2022 14:16:01 +0100
Subject: [PATCH 2/2] Changelog

---
 changelog.d/13480.doc | 1 +
 1 file changed, 1 insertion(+)
 create mode 100644 changelog.d/13480.doc

diff --git a/changelog.d/13480.doc b/changelog.d/13480.doc
new file mode 100644
index 000000000000..ae5df16367c9
--- /dev/null
+++ b/changelog.d/13480.doc
@@ -0,0 +1 @@
+Note that `libpq` is required on ARM-based Macs.