diff --git a/XCode/FoundationBundle+.swift b/XCode/FoundationBundle+.swift
new file mode 100644
index 0000000..1f1e70b
--- /dev/null
+++ b/XCode/FoundationBundle+.swift
@@ -0,0 +1,29 @@
+import Foundation
+
+private class OverrideBundleFinder {}
+
+extension Foundation.Bundle {
+    static var overrideModule: Bundle = {
+        let bundleName = "SkyTestFoundation_client-lib-ios-test-foundation"
+        let candidates = [
+            /* Bundle should be present here when the package is linked into an App. */
+            Bundle.main.resourceURL,
+            /* Bundle should be present here when the package is linked into a framework. */
+            Bundle(for: OverrideBundleFinder.self).resourceURL,
+            Bundle(for: OverrideBundleFinder.self).resourceURL?.deletingLastPathComponent(),
+            /* For command-line tools. */
+            Bundle.main.bundleURL,
+            /* Bundle should be present here when running previews from a different package (this is the path to "…/Debug-iphonesimulator/"). */
+            Bundle(for: OverrideBundleFinder.self).resourceURL?.deletingLastPathComponent().deletingLastPathComponent().deletingLastPathComponent(),
+            Bundle(for: OverrideBundleFinder.self).resourceURL?.deletingLastPathComponent().deletingLastPathComponent(),
+        ]
+
+        for candidate in candidates {
+            let bundlePath = candidate?.appendingPathComponent(bundleName + ".bundle")
+            if let bundle = bundlePath.flatMap(Bundle.init(url:)) {
+                return bundle
+            }
+        }
+        fatalError("unable to find bundle. BUG REFERENCE: https://developer.apple.com/forums/thread/664295")
+    }()
+}