diff --git a/Examples/Simple/Package.swift b/Examples/Simple/Package.swift
index 4ba55ba..461e21d 100644
--- a/Examples/Simple/Package.swift
+++ b/Examples/Simple/Package.swift
@@ -1,4 +1,4 @@
-// swift-tools-version:5.5
+// swift-tools-version:5.8
 
 import PackageDescription
 
@@ -13,10 +13,11 @@ let package = Package(
     ],
     dependencies: [
         // this is the dependency on the swift-aws-lambda-runtime library
-        .package(url: "https://github.com/swift-server/swift-aws-lambda-runtime.git", .branch("main")),
+        .package(url: "https://github.com/swift-server/swift-aws-lambda-runtime.git", from: "1.0.0-alpha.2"),
         // this is the dependency on the swift-aws-lambda-events library
         // in real-world projects this would say
         // .package(url: "https://github.com/swift-server/swift-aws-lambda-runtime-events.git", from: "1.0.0")
+        // but here, we're using the local version
         .package(name: "swift-aws-lambda-events", path: "../.."),
     ],
     targets: [
diff --git a/Package.swift b/Package.swift
index 160236c..b4d0217 100644
--- a/Package.swift
+++ b/Package.swift
@@ -1,4 +1,4 @@
-// swift-tools-version:5.7
+// swift-tools-version:5.8
 
 import PackageDescription
 
@@ -12,7 +12,9 @@ let package = Package(
         .package(url: "https://github.com/apple/swift-http-types.git", from: "1.0.0"),
     ],
     targets: [
-        .target(name: "AWSLambdaEvents", dependencies: [.product(name: "HTTPTypes", package: "swift-http-types")]),
-        .testTarget(name: "AWSLambdaEventsTests", dependencies: ["AWSLambdaEvents"]),
+        .target(name: "AWSLambdaEvents",
+                dependencies: [.product(name: "HTTPTypes", package: "swift-http-types")]),
+        .testTarget(name: "AWSLambdaEventsTests",
+                    dependencies: ["AWSLambdaEvents"]),
     ]
 )
diff --git a/Package@swift-5.4.swift b/Package@swift-5.4.swift
deleted file mode 100644
index 5c2c4f6..0000000
--- a/Package@swift-5.4.swift
+++ /dev/null
@@ -1,15 +0,0 @@
-// swift-tools-version:5.4
-
-import PackageDescription
-
-let package = Package(
-    name: "swift-aws-lambda-events",
-    products: [
-        .library(name: "AWSLambdaEvents", targets: ["AWSLambdaEvents"]),
-    ],
-    dependencies: [],
-    targets: [
-        .target(name: "AWSLambdaEvents", dependencies: []),
-        .testTarget(name: "AWSLambdaEventsTests", dependencies: ["AWSLambdaEvents"]),
-    ]
-)
diff --git a/Package@swift-5.5.swift b/Package@swift-5.5.swift
deleted file mode 100644
index 5c2c4f6..0000000
--- a/Package@swift-5.5.swift
+++ /dev/null
@@ -1,15 +0,0 @@
-// swift-tools-version:5.4
-
-import PackageDescription
-
-let package = Package(
-    name: "swift-aws-lambda-events",
-    products: [
-        .library(name: "AWSLambdaEvents", targets: ["AWSLambdaEvents"]),
-    ],
-    dependencies: [],
-    targets: [
-        .target(name: "AWSLambdaEvents", dependencies: []),
-        .testTarget(name: "AWSLambdaEventsTests", dependencies: ["AWSLambdaEvents"]),
-    ]
-)
diff --git a/docker/Dockerfile b/docker/Dockerfile
index ec97cef..aa5a229 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -1,4 +1,4 @@
-ARG swift_version=5.7
+ARG swift_version=5.8
 ARG base_image=swift:$swift_version-amazonlinux2
 FROM $base_image
 # needed to do again after FROM due to docker limitation
diff --git a/docker/docker-compose.al2.56.yaml b/docker/docker-compose.al2.56.yaml
deleted file mode 100644
index 56f4004..0000000
--- a/docker/docker-compose.al2.56.yaml
+++ /dev/null
@@ -1,21 +0,0 @@
-version: "3"
-
-services:
-
-  runtime-setup:
-    image: swift-aws-lambda-events:al2-5.6
-    build:
-      args:
-        swift_version: "5.6"
-
-  soundness:
-    image: swift-aws-lambda-events:al2-5.6
-
-  test:
-    image: swift-aws-lambda-events:al2-5.6
-
-  test-samples:
-    image: swift-aws-lambda-events:al2-5.6
-
-  shell:
-    image: swift-aws-lambda-events:al2-5.6
diff --git a/docker/docker-compose.al2.57.yaml b/docker/docker-compose.al2.57.yaml
deleted file mode 100644
index 5b768cc..0000000
--- a/docker/docker-compose.al2.57.yaml
+++ /dev/null
@@ -1,21 +0,0 @@
-version: "3"
-
-services:
-
-  runtime-setup:
-    image: swift-aws-lambda-events:al2-5.7
-    build:
-      args:
-        swift_version: "5.7"
-
-  soundness:
-    image: swift-aws-lambda-events:al2-5.7
-
-  test:
-    image: swift-aws-lambda-events:al2-5.7
-
-  test-samples:
-    image: swift-aws-lambda-events:al2-5.7
-
-  shell:
-    image: swift-aws-lambda-events:al2-5.7