diff --git a/Mocker.xcodeproj/project.pbxproj b/Mocker.xcodeproj/project.pbxproj
index 5aa2ece..b32515a 100644
--- a/Mocker.xcodeproj/project.pbxproj
+++ b/Mocker.xcodeproj/project.pbxproj
@@ -192,7 +192,7 @@
 			isa = PBXProject;
 			attributes = {
 				LastSwiftUpdateCheck = 0830;
-				LastUpgradeCheck = 1020;
+				LastUpgradeCheck = 1320;
 				ORGANIZATIONNAME = WeTransfer;
 				TargetAttributes = {
 					501E26931F3DAE370048F39E = {
@@ -259,7 +259,7 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 			shellPath = /bin/sh;
-			shellScript = "./Submodules/WeTransfer-iOS-CI/SwiftLint/swiftlint.sh\n";
+			shellScript = "./Submodules/WeTransfer-iOS-CI/BuildTools/swiftlint.sh\n";
 		};
 /* End PBXShellScriptBuildPhase section */
 
@@ -321,6 +321,7 @@
 				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
 				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = YES;
 				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
 				CLANG_WARN_STRICT_PROTOTYPES = YES;
 				CLANG_WARN_SUSPICIOUS_MOVE = YES;
@@ -346,7 +347,7 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
-				IPHONEOS_DEPLOYMENT_TARGET = 10.3;
+				IPHONEOS_DEPLOYMENT_TARGET = 12.0;
 				MTL_ENABLE_DEBUG_INFO = YES;
 				ONLY_ACTIVE_ARCH = YES;
 				SDKROOT = iphoneos;
@@ -385,6 +386,7 @@
 				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
 				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = YES;
 				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
 				CLANG_WARN_STRICT_PROTOTYPES = YES;
 				CLANG_WARN_SUSPICIOUS_MOVE = YES;
@@ -404,7 +406,7 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
-				IPHONEOS_DEPLOYMENT_TARGET = 10.3;
+				IPHONEOS_DEPLOYMENT_TARGET = 12.0;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				SDKROOT = iphoneos;
 				SWIFT_OPTIMIZATION_LEVEL = "-Owholemodule";
@@ -430,7 +432,7 @@
 				);
 				INFOPLIST_FILE = "Mocker/Supporting Files/Info.plist";
 				INSTALL_PATH = "$(LOCAL_LIBRARY_DIR)/Frameworks";
-				IPHONEOS_DEPLOYMENT_TARGET = 10.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 12.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = com.wetransfer.Mocker;
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -453,7 +455,7 @@
 				);
 				INFOPLIST_FILE = "Mocker/Supporting Files/Info.plist";
 				INSTALL_PATH = "$(LOCAL_LIBRARY_DIR)/Frameworks";
-				IPHONEOS_DEPLOYMENT_TARGET = 10.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 12.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = com.wetransfer.Mocker;
 				PRODUCT_NAME = "$(TARGET_NAME)";
diff --git a/Mocker.xcodeproj/xcshareddata/xcschemes/Mocker.xcscheme b/Mocker.xcodeproj/xcshareddata/xcschemes/Mocker.xcscheme
index bd6c701..6966faa 100644
--- a/Mocker.xcodeproj/xcshareddata/xcschemes/Mocker.xcscheme
+++ b/Mocker.xcodeproj/xcshareddata/xcschemes/Mocker.xcscheme
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1020"
+   LastUpgradeVersion = "1320"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"
diff --git a/Package.swift b/Package.swift
index 78bfa93..bf96561 100644
--- a/Package.swift
+++ b/Package.swift
@@ -1,4 +1,4 @@
-// swift-tools-version:5.1
+// swift-tools-version:5.5
 // The swift-tools-version declares the minimum version of Swift required to build this package.
 // We're hiding dev, test, and danger dependencies with // dev to make sure they're not fetched by users of this package.
 
@@ -15,11 +15,14 @@ let package = Package(name: "Mocker",
                         .library(name: "Mocker", targets: ["Mocker"])
                         ],
                       dependencies: [
-                        // dev .package(url: "https://github.com/danger/swift", from: "3.0.0"),
-                        // dev .package(path: "Submodules/WeTransfer-iOS-CI/Danger-Swift")
+                        // dev .package(name: "danger-swift", url: "https://github.com/danger/swift", from: "3.12.1"),
+                        // dev .package(name: "WeTransferPRLinter", path: "Submodules/WeTransfer-iOS-CI/WeTransferPRLinter")
                         ],
                       targets: [
-                        // dev .target(name: "DangerDependencies", dependencies: ["Danger", "WeTransferPRLinter"], path: "Submodules/WeTransfer-iOS-CI/Danger-Swift", sources: ["DangerFakeSource.swift"]),
+                        // dev .target(name: "DangerDependencies", dependencies: [
+                        // dev     .product(name: "Danger", package: "danger-swift"),
+                        // dev     .product(name: "WeTransferPRLinter", package: "WeTransferPRLinter")
+                        // dev ], path: "Submodules/WeTransfer-iOS-CI/DangerFakeSources", sources: ["DangerFakeSource.swift"]),
                         .target(name: "Mocker", path: "Sources"),
                         .testTarget(name: "MockerTests", dependencies: ["Mocker"], path: "MockerTests")
                         ],
diff --git a/Sources/MockingURLProtocol.swift b/Sources/MockingURLProtocol.swift
index 446d928..bb95857 100644
--- a/Sources/MockingURLProtocol.swift
+++ b/Sources/MockingURLProtocol.swift
@@ -9,7 +9,7 @@
 import Foundation
 
 /// The protocol which can be used to send Mocked data back. Use the `Mocker` to register `Mock` data
-public final class MockingURLProtocol: URLProtocol {
+open class MockingURLProtocol: URLProtocol {
 
     enum Error: Swift.Error, LocalizedError, CustomDebugStringConvertible {
         case missingMockedData(url: String)
@@ -108,7 +108,7 @@ private extension Data {
 
 private extension URLRequest {
     var postBodyArguments: [String: Any]? {
-        guard let httpBody = httpBodyStreamData() else { return nil }
+        guard let httpBody = httpBodyStreamData() ?? httpBody else { return nil }
         return try? JSONSerialization.jsonObject(with: httpBody, options: .fragmentsAllowed) as? [String: Any]
     }
 
diff --git a/Submodules/WeTransfer-iOS-CI b/Submodules/WeTransfer-iOS-CI
index b518e28..7294bf6 160000
--- a/Submodules/WeTransfer-iOS-CI
+++ b/Submodules/WeTransfer-iOS-CI
@@ -1 +1 @@
-Subproject commit b518e285faf94f4327c6213fd6ba45d2326d80b6
+Subproject commit 7294bf6390d6782338b308b0b341a93006b699a9