diff --git a/src/SUMMARY.md b/src/SUMMARY.md
index 963976e..b7288c7 100644
--- a/src/SUMMARY.md
+++ b/src/SUMMARY.md
@@ -79,4 +79,12 @@
   - [Challenge 75](./challenges/challenge-75.md)
   - [Challenge 76](./challenges/challenge-76.md)
   - [Challenge 77](./challenges/challenge-77.md)
+  - [Challenge 78](./challenges/challenge-78.md)
+  - [Challenge 79](./challenges/challenge-79.md)
+  - [Challenge 80](./challenges/challenge-80.md)
+  - [Challenge 81](./challenges/challenge-81.md)
+  - [Challenge 82](./challenges/challenge-82.md)
+  - [Challenge 83](./challenges/challenge-83.md)
+  - [Challenge 84](./challenges/challenge-84.md)
+  - [Challenge 85](./challenges/challenge-85.md)
 - [Resources](./resources.md)
diff --git a/src/challenges/README.md b/src/challenges/README.md
index 6873d9d..6865a7a 100644
--- a/src/challenges/README.md
+++ b/src/challenges/README.md
@@ -22,7 +22,7 @@ You’ll find some Rust tips here and there that might impress you or prove genu
 
 ### Challenges Timeline
 
-This collection currently includes challenges from the period **December 18, 2023,** to **May 19, 2025**.
+This collection currently includes challenges from the period **December 18, 2023,** to **February 16, 2026**.
 
 As new challenges are released in each newsletter issue, they will be added to this collection.