diff --git a/.bazelrc b/.bazelrc
index 3a8ab15cb..230bed2fb 100644
--- a/.bazelrc
+++ b/.bazelrc
@@ -3,7 +3,8 @@ common --enable_bzlmod
 try-import %workspace%/ci.bazelrc
 try-import %workspace%/user.bazelrc
 
-build --macos_minimum_os=12.0 --host_macos_minimum_os=12.0
+build --macos_minimum_os=13.5 --host_macos_minimum_os=13.5
+build --xcode_version=15
 build --disk_cache=~/.bazel_cache
 build --experimental_remote_cache_compression
 build --experimental_remote_build_event_upload=minimal
@@ -13,3 +14,5 @@ build --swiftcopt=-warnings-as-errors
 build:release \
   --compilation_mode=opt \
   --features=swift.opt_uses_wmo
+
+test --xcode_version=15
diff --git a/.buildkite/pipeline.yml b/.buildkite/pipeline.yml
index 210cbb591..624575113 100644
--- a/.buildkite/pipeline.yml
+++ b/.buildkite/pipeline.yml
@@ -8,7 +8,7 @@ steps:
   - label: "SwiftPM"
     commands:
       - echo "+++ Test"
-      - swift test --parallel -Xswiftc -DDISABLE_FOCUSED_EXAMPLES
+      - DEVELOPER_DIR=/Applications/Xcode-15.0.0.app/Contents/Developer swift test --parallel -Xswiftc -DDISABLE_FOCUSED_EXAMPLES
   - label: "Danger"
     commands:
       - echo "--- Install Bundler"
diff --git a/CHANGELOG.md b/CHANGELOG.md
index a01bf71c2..b8a857a51 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 #### Breaking
 
+* SwiftLint now requires Swift 5.9 or higher to build.  
+  [SimplyDanny](https://github.com/SimplyDanny)
+  [JP Simard](https://github.com/jpsim)
+
 * Hide all `Reporter`s from SwiftLint's' public interface.  
   [SimplyDanny](https://github.com/SimplyDanny)
 
diff --git a/MODULE.bazel b/MODULE.bazel
index 7172bf361..a21bbb207 100644
--- a/MODULE.bazel
+++ b/MODULE.bazel
@@ -5,9 +5,9 @@ module(
     repo_name = "SwiftLint",
 )
 
-bazel_dep(name = "platforms", version = "0.0.6")
-bazel_dep(name = "rules_apple", version = "2.4.1", repo_name = "build_bazel_rules_apple")
-bazel_dep(name = "rules_swift", version = "1.9.1", repo_name = "build_bazel_rules_swift")
+bazel_dep(name = "platforms", version = "0.0.7")
+bazel_dep(name = "rules_apple", version = "3.0.0", repo_name = "build_bazel_rules_apple")
+bazel_dep(name = "rules_swift", version = "1.12.0", repo_name = "build_bazel_rules_swift")
 bazel_dep(name = "sourcekitten", version = "0.34.1", repo_name = "com_github_jpsim_sourcekitten")
 bazel_dep(name = "swift_argument_parser", version = "1.2.1", repo_name = "sourcekitten_com_github_apple_swift_argument_parser")
 bazel_dep(name = "yams", version = "5.0.6", repo_name = "sourcekitten_com_github_jpsim_yams")
diff --git a/Makefile b/Makefile
index 84d8aae41..b0a6a9a3d 100644
--- a/Makefile
+++ b/Makefile
@@ -141,7 +141,7 @@ docker_image:
 	docker build --platform linux/amd64 --force-rm --tag swiftlint .
 
 docker_test:
-	docker run -v `pwd`:`pwd` -w `pwd` --name swiftlint --rm swift:5.7-focal swift test --parallel
+	docker run -v `pwd`:`pwd` -w `pwd` --name swiftlint --rm swift:5.9-focal swift test --parallel
 
 docker_htop:
 	docker run --platform linux/amd64 -it --rm --pid=container:swiftlint terencewestphal/htop || reset
diff --git a/Package.swift b/Package.swift
index 451874374..eddac1536 100644
--- a/Package.swift
+++ b/Package.swift
@@ -1,4 +1,4 @@
-// swift-tools-version:5.7
+// swift-tools-version:5.9
 import PackageDescription
 
 let package = Package(
@@ -70,7 +70,10 @@ let package = Package(
             dependencies: [
                 "SwiftLintBuiltInRules",
                 "SwiftLintCore",
-                "SwiftLintExtraRules"
+                "SwiftLintExtraRules",
+                // Workaround for https://github.com/apple/swift-package-manager/issues/6940:
+                .product(name: "ArgumentParser", package: "swift-argument-parser"),
+                "CollectionConcurrencyKit"
             ]
         ),
         .target(name: "DyldWarningWorkaround"),
diff --git a/README.md b/README.md
index 7dbfef7e0..3ab90fbbe 100644
--- a/README.md
+++ b/README.md
@@ -60,14 +60,14 @@ running it.
 ### Installing from source:
 
 You can also build and install from source by cloning this project and running
-`make install` (Xcode 13.3 or later).
+`make install` (Xcode 15.0 or later).
 
 ### Using Bazel
 
 Put this in your `MODULE.bazel`:
 
 ```bzl
-bazel_dep(name = "swiftlint", version = "0.50.4", repo_name = "SwiftLint")
+bazel_dep(name = "swiftlint", version = "0.52.4", repo_name = "SwiftLint")
 ```
 
 Or put this in your `WORKSPACE`:
@@ -81,8 +81,8 @@ load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
 
 http_archive(
     name = "build_bazel_rules_apple",
-    sha256 = "f94e6dddf74739ef5cb30f000e13a2a613f6ebfa5e63588305a71fce8a8a9911",
-    url = "https://github.com/bazelbuild/rules_apple/releases/download/1.1.3/rules_apple.1.1.3.tar.gz",
+    sha256 = "390841dd5f8a85fc25776684f4793d56e21b098dfd7243cd145b9831e6ef8be6",
+    url = "https://github.com/bazelbuild/rules_apple/releases/download/2.4.1/rules_apple.2.4.1.tar.gz",
 )
 
 load(
@@ -108,8 +108,8 @@ swift_rules_extra_dependencies()
 
 http_archive(
     name = "SwiftLint",
-    sha256 = "7c454ff4abeeecdd9513f6293238a6d9f803b587eb93de147f9aa1be0d8337c4",
-    url = "https://github.com/realm/SwiftLint/releases/download/0.49.1/bazel.tar.gz",
+    sha256 = "c6ea58b9c72082cdc1ada4a2d48273ecc355896ed72204cedcc586b6ccb8aca6",
+    url = "https://github.com/realm/SwiftLint/releases/download/0.52.4/bazel.tar.gz",
 )
 
 load("@SwiftLint//bazel:repos.bzl", "swiftlint_repos")
diff --git a/Source/SwiftLintCore/Models/SwiftVersion.swift b/Source/SwiftLintCore/Models/SwiftVersion.swift
index 08c187569..6e9cd2d7f 100644
--- a/Source/SwiftLintCore/Models/SwiftVersion.swift
+++ b/Source/SwiftLintCore/Models/SwiftVersion.swift
@@ -35,6 +35,8 @@ public extension SwiftVersion {
     static let fiveDotSeven = SwiftVersion(rawValue: "5.7.0")
     /// Swift 5.8.x - https://swift.org/download/#swift-58
     static let fiveDotEight = SwiftVersion(rawValue: "5.8.0")
+    /// Swift 5.9.x - https://swift.org/download/#swift-59
+    static let fiveDotNine = SwiftVersion(rawValue: "5.9.0")
 
     /// The current detected Swift compiler version, based on the currently accessible SourceKit version.
     ///
diff --git a/Source/swiftlint/Commands/SwiftLint.swift b/Source/swiftlint/Commands/SwiftLint.swift
index 822835a03..dd86138e7 100644
--- a/Source/swiftlint/Commands/SwiftLint.swift
+++ b/Source/swiftlint/Commands/SwiftLint.swift
@@ -2,6 +2,10 @@ import ArgumentParser
 import Foundation
 import SwiftLintFramework
 
+#if swift(<5.9)
+#error("SwiftLint requires Swift 5.9 or later to build")
+#endif
+
 @main
 struct SwiftLint: AsyncParsableCommand {
     static let configuration: CommandConfiguration = {
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index 9685b29a5..5cf3bdb38 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -4,14 +4,12 @@ trigger:
 jobs:
 - job: Linux
   pool:
-    vmImage: 'ubuntu-20.04'
+    vmImage: 'ubuntu-22.04'
   strategy:
     maxParallel: 10
     matrix:
-      swift57:
-        containerImage: swift:5.7
-      swift58:
-        containerImage: swift:5.8
+      swift59:
+        containerImage: swift:5.9
   container: $[ variables['containerImage'] ]
   steps:
     - script: swift test --parallel -Xswiftc -DDISABLE_FOCUSED_EXAMPLES
@@ -37,7 +35,7 @@ jobs:
   pool:
     vmImage: 'macOS-13'
   variables:
-    DEVELOPER_DIR: /Applications/Xcode_14.3.1.app
+    DEVELOPER_DIR: /Applications/Xcode_15.0.app
   steps:
     - script: bundle install --path vendor/bundle
       displayName: bundle install
@@ -50,7 +48,7 @@ jobs:
   pool:
     vmImage: 'macOS-13'
   variables:
-    DEVELOPER_DIR: /Applications/Xcode_14.3.1.app
+    DEVELOPER_DIR: /Applications/Xcode_15.0.app
   steps:
     - script: swift run swiftlint generate-docs
       displayName: Run swiftlint generate-docs