diff --git a/talks/3b06ae9e-ff83-4773-b732-7714e2f26f2f/meta.yaml b/talks/3b06ae9e-ff83-4773-b732-7714e2f26f2f/meta.yaml
index aaf8fe557f5a5450d702589378f9e5fe1fdccbfd..0a7c2197ece49e248a0e4b5bf0cc50cf6e85df06 100644
--- a/talks/3b06ae9e-ff83-4773-b732-7714e2f26f2f/meta.yaml
+++ b/talks/3b06ae9e-ff83-4773-b732-7714e2f26f2f/meta.yaml
@@ -3,7 +3,7 @@ duration: 150
 end: 2023-09-09 12:30:00+02:00
 format: conference
 key: 3b06ae9e-ff83-4773-b732-7714e2f26f2f
-room: extra
+room: room3
 start: 2023-09-09 10:00:00+02:00
 tags: []
 text: "- Elettro art attack  \nTrasformiamo i RAEE in piccoli talismani  con la resina\
diff --git a/talks/cfee0229-2afa-497d-a96a-014a536dda7d/meta.yaml b/talks/cfee0229-2afa-497d-a96a-014a536dda7d/meta.yaml
index 2b5ad993dead1f72fcb2c999d9d8e5d0420d38da..ed5ffd20a47869212e0710f90958f51c48f91ba8 100644
--- a/talks/cfee0229-2afa-497d-a96a-014a536dda7d/meta.yaml
+++ b/talks/cfee0229-2afa-497d-a96a-014a536dda7d/meta.yaml
@@ -3,7 +3,7 @@ duration: 90
 end: 2023-09-10 01:00:00+02:00
 format: conference
 key: cfee0229-2afa-497d-a96a-014a536dda7d
-room: arena
+room: room2
 start: 2023-09-09 23:30:00+02:00
 tags: []
 text: ''
diff --git a/talks/fb33d617-f1ef-43c3-b0d3-4b9d93b8fa21/meta.yaml b/talks/fb33d617-f1ef-43c3-b0d3-4b9d93b8fa21/meta.yaml
index 0bf9b49804f0ed6ac7faebefe466f77a44e6fe0b..30147244e657ec0ca88367e578bb6d9c47e7464a 100644
--- a/talks/fb33d617-f1ef-43c3-b0d3-4b9d93b8fa21/meta.yaml
+++ b/talks/fb33d617-f1ef-43c3-b0d3-4b9d93b8fa21/meta.yaml
@@ -3,7 +3,7 @@ duration: 300
 end: 2023-09-09 20:00:00+02:00
 format: conference
 key: fb33d617-f1ef-43c3-b0d3-4b9d93b8fa21
-room: extra
+room: room3
 start: 2023-09-09 15:00:00+02:00
 tags: []
 text: "- Elettro art attack  \nTrasformiamo i RAEE in piccoli talismani  con la resina\