diff --git a/jest.config.js b/jest.config.js
index f9a5c04e..334791e9 100644
--- a/jest.config.js
+++ b/jest.config.js
@@ -9,10 +9,12 @@ module.exports = {
   },
   testEnvironment: "jest-environment-node",
   snapshotFormat: {
+    // Use pre v28 Jest snapshot defaults, to prevent incompatible snapshots
     escapeString: true,
     printBasicPrototype: true,
   },
   moduleNameMapper: {
+    // Force module uuid to resolve with the CJS entry point, because Jest does not support package.json.exports. See https://github.com/uuidjs/uuid/issues/451
     "^uuid$": require.resolve("uuid"),
   },
 };