diff --git a/schedule.md b/schedule.md
index 4898d490d8295e279366a469779ae76355180e5d..0eba145710dad2f41e7933f3b9eb99dbee90d6d4 100644
--- a/schedule.md
+++ b/schedule.md
@@ -173,8 +173,8 @@ Practice with Accessibility Assessment
 : 
 
 - **Required**
-   - Read: About how [web semantics are conveyed to screen readers](https://alistapart.com/article/semantics-to-screen-readers/)   and [**Respond**]({{site.discussion}}) 
-   - Read: [Accessibility in Software Practice: A Practitioner’s Perspective](https://dl.acm.org/doi/abs/10.1145/3503508) and Respond on Ed (TBD)
+   - Read: About how [web semantics are conveyed to screen readers](https://alistapart.com/article/semantics-to-screen-readers/)   and [**Respond**](https://edstem.org/us/courses/41400/discussion/3636487) 
+   - Read: [Accessibility in Software Practice: A Practitioner’s Perspective](https://dl.acm.org/doi/abs/10.1145/3503508) and [**Respond**] on Ed (TBD)
 - **If you want to dig deeper**
    - Read: [Is your web page accessible? A comparative study of methods for assessing web page accessibility for the blind](https://dl.acm.org/doi/10.1145/1054972.1054979) and [**Respond**]({{site.discussion}})
    - Read: [Comparison of different methods for accessibility testing](https://sol.sbc.org.br/journals/index.php/jis/article/view/1778/1848) Mateus etal, 2021