diff --git a/data/23/events/l2loft/index.toml b/data/23/events/l2loft/index.toml
index 16cda85..633ac9f 100644
--- a/data/23/events/l2loft/index.toml
+++ b/data/23/events/l2loft/index.toml
@@ -17,6 +17,8 @@ logo = "logo.png"
 description = '''
 A day full of community gatherings around Layer2 and related topics. Our Holešovice Loft will be open for free for all visitors. Stop by!
 
+Opening hours: 10:00 - 22:00
+
 Participating projects: Starknet (18:00-22:00)
 
 If you are interested in participating as a project or speaker, please contact [Tree](https://t.me/treecz).
@@ -26,6 +28,7 @@ If you are interested in participating as a project or speaker, please contact [
 date = "2023-06-08"
 times = "10:00-22:00"
 title = "Opening hours"
+hidden = true
 
 [[segments]]
 remote = "starknet-prague"
diff --git a/utils/schema/1/event.yaml b/utils/schema/1/event.yaml
index 393ef7b..cf07881 100644
--- a/utils/schema/1/event.yaml
+++ b/utils/schema/1/event.yaml
@@ -202,6 +202,8 @@ properties:
               type: number
             title:
               type: string
+            hidden:
+              type: boolean
             venues:
               type: array
               items: