diff --git a/src/detectRepeats.test.ts b/src/detectRepeats.test.ts
index 56f6d55..b02b577 100644
--- a/src/detectRepeats.test.ts
+++ b/src/detectRepeats.test.ts
@@ -35,6 +35,7 @@ describe("detectRepeats()", () => {
           { type: "Interval", duration: new Seconds(120), intensity: { from: 1, to: 1 }, comments: [] },
           { type: "Rest", duration: new Seconds(60), intensity: { from: 0.5, to: 0.5 }, comments: [] },
         ],
+        comments: [],
       },
     ]);
   });
@@ -63,6 +64,7 @@ describe("detectRepeats()", () => {
           { type: "Interval", duration: new Seconds(60), intensity: { from: 1, to: 1 }, comments: [] },
           { type: "Rest", duration: new Seconds(60), intensity: { from: 0.5, to: 0.5 }, comments: [] },
         ],
+        comments: [],
       },
       { type: "Rest", duration: new Seconds(120), intensity: { from: 0.2, to: 0.2 }, comments: [] },
       { type: "Cooldown", duration: new Seconds(60), intensity: { from: 1, to: 0.5 }, comments: [] },
diff --git a/src/detectRepeats.ts b/src/detectRepeats.ts
index 34e3740..a282629 100644
--- a/src/detectRepeats.ts
+++ b/src/detectRepeats.ts
@@ -1,9 +1,10 @@
 import { equals } from "ramda";
-import { Interval } from "./ast";
+import { Interval, Comment } from "./ast";
 
 export type RepeatedInterval = {
   times: number;
   intervals: Interval[];
+  comments: Comment[];
 };
 
 const windowSize = 2;
@@ -45,6 +46,7 @@ export const detectRepeats = (intervals: Interval[]): (Interval | RepeatedInterv
       processed.push({
         times: repeats,
         intervals: reference,
+        comments: [],
       });
       i += repeats * windowSize;
     } else {