diff --git a/distribution/openrct2.d.ts b/distribution/openrct2.d.ts
index d446a93c6e..2a4429f568 100644
--- a/distribution/openrct2.d.ts
+++ b/distribution/openrct2.d.ts
@@ -371,7 +371,8 @@ declare global {
          */
         readonly ticksElapsed: number;
         /**
-         * The total number of months that have elapsed. This will equate to 16 on 1st March, Year 2.
+         * The total number of months that have elapsed. This will equate to 0 in March, Year 1 and
+         * increase by 1 every month, i.e. by 8 every year.
          * Note: this represents the current date and may be reset by cheats or scripts.
          */
         monthsElapsed: number;