diff --git a/packages/alfa-rules/src/rules.ts b/packages/alfa-rules/src/rules.ts
index 9aa82c39fb..19730e49b7 100644
--- a/packages/alfa-rules/src/rules.ts
+++ b/packages/alfa-rules/src/rules.ts
@@ -49,6 +49,8 @@ export { default as R48 } from "./sia-r48/rule";
 export { default as R49 } from "./sia-r49/rule";
 export { default as R50 } from "./sia-r50/rule";
 export { default as R53 } from "./sia-r53/rule";
+export { default as R55 } from "./sia-r55/rule";
+export { default as R56 } from "./sia-r56/rule";
 export { default as R57 } from "./sia-r57/rule";
 export { default as R59 } from "./sia-r59/rule";
 export { default as R61 } from "./sia-r61/rule";