diff --git a/docs/training-events/2026/EESSI-happyhour-2026-013-Software-Contributions.pdf b/docs/training-events/2026/EESSI-happyhour-2026-013-Software-Contributions.pdf
new file mode 100644
index 0000000000..f37ec6beed
Binary files /dev/null and b/docs/training-events/2026/EESSI-happyhour-2026-013-Software-Contributions.pdf differ
diff --git a/docs/training-events/2026/happy-hours-previous-sessions.md b/docs/training-events/2026/happy-hours-previous-sessions.md
index 6e654eddf8..4ac27b5ca6 100644
--- a/docs/training-events/2026/happy-hours-previous-sessions.md
+++ b/docs/training-events/2026/happy-hours-previous-sessions.md
@@ -6,6 +6,13 @@ Find slides, and video recordings of earlier sessions below.
 
 # Topic series: Revisiting Ways to Add Software to EESSI
 
+### Monday 13 April 2026
+
+**Outline:** Local Builds and Contributions to EESSI<sub><sup>`(part2)`</sup></sub> 
+([Slides (PDF)](EESSI-happyhour-2026-013-Software-Contributions.pdf), [Recording (YouTube)](https://youtu.be/iYU4l0JmcTQ))
+
+<iframe width="560" height="315" src="https://www.youtube.com/embed/iYU4l0JmcTQ?si=7nbJco-zhPB1vOwH" title="YouTube video player" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" referrerpolicy="strict-origin-when-cross-origin" allowfullscreen></iframe>
+
 ### Monday 30 March 2026
 
 **Outline:** Local Builds and Contributions to EESSI<sub><sup>`(part1)`</sup></sub> 
diff --git a/docs/training-events/happy-hours-sessions.md b/docs/training-events/happy-hours-sessions.md
index 269913ca24..3feed071f4 100644
--- a/docs/training-events/happy-hours-sessions.md
+++ b/docs/training-events/happy-hours-sessions.md
@@ -31,17 +31,10 @@ If you haven't joined the EESSI Slack yet, [click here to join]({{ config.extra.
 
 ---
 
-### 💡 **Next session**: Local Builds and Contributions to EESSI<sub><sup>`(part2)`</sup></sub>
-### Topic Series: Revisiting Ways to Add Software to EESSI
+### 💡 **Next session**: CI/CD Workflows with EESSI 
+### Topic Series: CI/CD Workflows with EESSI 
 🗓️ Schedule
-#### Monday 13 April 2026, 14:00-15:00 CE(S)T
-
----
-
-### Upcoming topic series: CI/CD Workflows with EESSI
-###### Outline
-
-- 20 April 2026 - CI/CD Workflows with EESSI
+#### Monday 20 April 2026, 14:00-15:00 CE(S)T
 
 ---
 
@@ -53,6 +46,8 @@ See the full Recordings, slides, and materials here: [Previous Sessions & Videos
 
 *Topic series: Revisiting Ways to Add Software to EESSI*
 
+- 13 April 2026 - [Local Builds and Contributions to EESSI<sub><sup>`(part2)`</sup></sub>](https://youtu.be/iYU4l0JmcTQ)
+
 - 30 March 2026 - [Local Builds and Contributions to EESSI<sub><sup>`(part1)`</sup></sub>](https://youtu.be/wUKuphSadis)
 
 *Topic series: What’s New in EESSI 2025.06 ?*