diff --git a/curriculum/challenges/english/21-a2-english-for-developers/learn-how-to-discuss-popular-trends-in-technology/6618506a28b7340074a7512a.md b/curriculum/challenges/english/21-a2-english-for-developers/learn-how-to-discuss-popular-trends-in-technology/6618506a28b7340074a7512a.md
index 1431bc8ce36..e30c0e20364 100644
--- a/curriculum/challenges/english/21-a2-english-for-developers/learn-how-to-discuss-popular-trends-in-technology/6618506a28b7340074a7512a.md
+++ b/curriculum/challenges/english/21-a2-english-for-developers/learn-how-to-discuss-popular-trends-in-technology/6618506a28b7340074a7512a.md
@@ -21,7 +21,7 @@ Fill in the blanks with the appropriate expressions.
 
 ### --feedback--
 
-AI when used to chat with human beings. Use the plural form
+AI when used to chat with human beings. Use the plural form.
 
 ---