diff --git a/2-ui/3-event-details/8-onscroll/1-endless-page/solution.md b/2-ui/3-event-details/8-onscroll/1-endless-page/solution.md
index f7412bd4..f1f4bd85 100644
--- a/2-ui/3-event-details/8-onscroll/1-endless-page/solution.md
+++ b/2-ui/3-event-details/8-onscroll/1-endless-page/solution.md
@@ -35,9 +35,9 @@ When we scroll till the end, assuming that the window height is `600px`:
 
 
 ```js
-// document top is above the window 500px
+// document top is above the window 1400px
 document.documentElement.getBoundingClientRect().top = -1400
-// document bottom is 500px closer
+// document bottom is below the window 600px
 document.documentElement.getBoundingClientRect().bottom = 600
 ```