diff --git a/docs/training-events/2026/EESSI-happyhour-2026-009-EESSI-Docker-extensions.pdf b/docs/training-events/2026/EESSI-happyhour-2026-009-EESSI-Docker-extensions.pdf
new file mode 100644
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Binary files /dev/null and b/docs/training-events/2026/EESSI-happyhour-2026-009-EESSI-Docker-extensions.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 a47c956a67..33f86aac55 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: EESSI Fundamentals Refresher
 
+### Monday 09 March 2026
+
+**Outline:** Yet another way to run EESSI: Docker Extensions
+([Slides (PDF)](EESSI-happyhour-2026-009-EESSI-Docker-extensions.pdf), [Recording (YouTube)](https://youtu.be/jC_clb7bLhM))
+
+<iframe width="560" height="315" src="https://www.youtube.com/embed/jC_clb7bLhM?si=7uPEpAWagYGQtWTP" 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 02 March 2026
 
 **Outline:** EESSI on macOS: Bringing HPC Software to Your Mac
diff --git a/docs/training-events/happy-hours-sessions.md b/docs/training-events/happy-hours-sessions.md
index a0aede1137..30acc9061c 100644
--- a/docs/training-events/happy-hours-sessions.md
+++ b/docs/training-events/happy-hours-sessions.md
@@ -31,18 +31,16 @@ If you haven't joined the EESSI Slack yet, [click here to join]({{ config.extra.
 
 ---
 
-### 💡 **Next session**: Yet another way to run EESSI: Docker Extensions
+### 💡 **Next session**: From x86 to RISC-V: Expanding EESSI’s Reach
 ### Topic Series: EESSI Fundamentals Refresher
 🗓️ Schedule
-#### Monday 09 March 2026, 14:00-15:00 CE(S)T
+#### Monday 16 March 2026, 14:00-15:00 CE(S)T
 
 ---
 
 ### Upcoming topic series: EESSI Fundamentals Refresher
 ###### Outline
 
-- 09 March 2026 - Yet another way to run EESSI: Docker Extensions
-
 - 16 March 2026 - From x86 to RISC-V: Expanding EESSI’s Reach
 
 ---
@@ -55,6 +53,8 @@ See the full Recordings, slides, and materials here: [Previous Sessions & Videos
 
 *Topic series: EESSI Fundamentals Refresher*
 
+- 09 March 2026 - [Yet another way to run EESSI: Docker Extensions](https://youtu.be/jC_clb7bLhM)
+
 - 02 March 2026 - [EESSI on macOS: Bringing HPC Software to Your Mac](https://youtu.be/lt_Prcp2D0A)
 
 - 23 February 2026 - [Have You Met the EESSI Command-Line Interface (CLI)?](https://youtu.be/4QpXe3JK0zI)