diff --git a/CHANGELOG.md b/CHANGELOG.md
index aceaded790..b8f5d5e52a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -28,7 +28,7 @@ x.y.z Release notes (yyyy-MM-dd)
 * APIs are backwards compatible with all previous releases in the 10.x.y series.
 * Carthage release for Swift is built with Xcode 15.4.0.
 * CocoaPods: 1.10 or later.
-* Xcode: 15.1.0-16 beta 3.
+* Xcode: 15.1.0-16 beta 4.
 
 ### Internal
 * Upgraded realm-core from v14.11.0 to 14.11.1
@@ -84,7 +84,7 @@ x.y.z Release notes (yyyy-MM-dd)
 * APIs are backwards compatible with all previous releases in the 10.x.y series.
 * Carthage release for Swift is built with Xcode 15.4.0.
 * CocoaPods: 1.10 or later.
-* Xcode: 15.1.0-15.4.0.
+* Xcode: 15.1.0-16 beta 3.
 
 ### Internal
 
diff --git a/build.sh b/build.sh
index 3c7281ee3b..efabdc94dd 100755
--- a/build.sh
+++ b/build.sh
@@ -1367,7 +1367,7 @@ x.y.z Release notes (yyyy-MM-dd)
 * APIs are backwards compatible with all previous releases in the 10.x.y series.
 * Carthage release for Swift is built with Xcode 15.4.0.
 * CocoaPods: 1.10 or later.
-* Xcode: 15.1.0-15.4.0.
+* Xcode: 15.1.0-16 beta 4.
 
 ### Internal
 * Upgraded realm-core from ? to ?
diff --git a/scripts/pr-ci-matrix.rb b/scripts/pr-ci-matrix.rb
index a77799ee75..40ed1466bc 100755
--- a/scripts/pr-ci-matrix.rb
+++ b/scripts/pr-ci-matrix.rb
@@ -86,7 +86,7 @@ def action
 # because they don't care about Xcode versions, while some others are latest-only
 # because they're particularly slow to run.
 module Workflows
-  XCODE_VERSIONS = %w(15.1 15.2 15.3 15.4 16\ beta)
+  XCODE_VERSIONS = %w(15.1 15.2 15.3 15.4 16\ beta\ 4)
 
   all = ->(v) { true }
   latest_only = ->(v) { v == XCODE_VERSIONS.last }