diff --git a/pages/src/sessions.md b/pages/src/sessions.md
index 61d55e9cd8b5d59bc269503c5f63e2d80e15884e..eccd704ea1a2e8ca2d25f036561f4d5b3baadec1 100644
--- a/pages/src/sessions.md
+++ b/pages/src/sessions.md
@@ -2,6 +2,8 @@
 
 This tutorial has been given at the following events:
 
+- 27/06/2023 - Spirals Seminar - Sophie Cerf ([`270623-spirals`](https://gitlab.inria.fr/control-for-computing/tutorial/-/tree/270623-spirals))
+
 - 13/06/2023 - LIG - Quentin Guilloteau ([`130623-lig`](https://gitlab.inria.fr/control-for-computing/tutorial/-/tree/130623-lig))
 
-- 21/04/2023 - Ctrl-A Seminar - Quentin Guilloteau ([`210423-ctrla`](https://gitlab.inria.fr/control-for-computing/tutorial/-/tree/210423-ctrla))
\ No newline at end of file
+- 21/04/2023 - Ctrl-A Seminar - Quentin Guilloteau ([`210423-ctrla`](https://gitlab.inria.fr/control-for-computing/tutorial/-/tree/210423-ctrla))
diff --git a/slides/main.md b/slides/main.md
index f89de7ce7c5ffab60158812dbcaafddca14f774a..f9988f6c854bb8b03018b9a5f13f25448af46f81 100644
--- a/slides/main.md
+++ b/slides/main.md
@@ -1,16 +1,15 @@
 ---
 title: 'Under Control: A Control Theory Introduction for Computer Scientists'
 short_title: 'Under Control: A Control Theory Introduction for Computer Scientists'
-subtitle: 'Session \@ LIG'
-date: 13/06/2023
+subtitle: 'Session \@ Spirals'
 authors:
   - firstname: "Quentin"
     lastname: "Guilloteau"
     mark: "$^{1}$"
-    is_presenter: true
   - firstname: "Sophie"
     lastname: "Cerf"
     mark: "$^{2}$"
+    is_presenter: true
   - firstname: "Eric"
     lastname: "Rutten"
     mark: "$^{1}$"
@@ -288,6 +287,6 @@ The controller gains define this behavior!
 
 
 \begin{center}
-\url{https://tinyurl.com/Control4ComputingLIG}
+\url{https://tinyurl.com/Control4Spirals}
 \end{center}