diff --git a/layouts/partials/site-sidebar.de.html b/layouts/partials/site-sidebar.de.html
index 630cd2c..a067e7e 100644
--- a/layouts/partials/site-sidebar.de.html
+++ b/layouts/partials/site-sidebar.de.html
@@ -65,7 +65,7 @@ Offen bis {{ .cfp_end_date_day }}. {{ i18n .cfp_end_date_month }} {{ .date_year
 <p><s><strong>IRC:</strong></s> <a href="{{ .irc_server | safeURL }}{{ .irc_channel }}"><s>{{ .irc_channel }}</s></a> (obsolet)</p>
 
 
-<p><strong>Matrix:</strong> <a href="{{ .matrix_to | safeURL }}{{ urlquery .matrix_room }}:{{ .matrix_server }}">{{ .matrix_space }}:{{ .matrix_server }}</a></p>
+<p><strong>Matrix:</strong> <a href="{{ .matrix_to | safeURL }}{{ urlquery .matrix_space }}:{{ .matrix_server }}">{{ .matrix_space }}:{{ .matrix_server }}</a></p>
 
 
 <p><strong>Mastodon:</strong> <a rel="me" href="{{ .mastodon_server | safeURL }}{{ .mastodon_handle }}">{{ .mastodon_handle }}</a></p>
diff --git a/layouts/partials/site-sidebar.en.html b/layouts/partials/site-sidebar.en.html
index 7ddc373..6db22f4 100644
--- a/layouts/partials/site-sidebar.en.html
+++ b/layouts/partials/site-sidebar.en.html
@@ -65,7 +65,7 @@ Open until {{ .cfp_end_date_day }}. {{ i18n .cfp_end_date_month }} {{ .date_year
 <p><strong><s>IRC:</s></strong> <a href="{{ .irc_server | safeURL }}{{ .irc_channel }}"><s>{{ .irc_channel }}</s></a> (obsolete)</p>
 
 
-<p><strong>Matrix:</strong> <a href="{{ .matrix_to | safeURL }}{{ urlquery .matrix_room }}:{{ .matrix_server }}">{{ .matrix_space }}:{{ .matrix_server }}</a></p>
+<p><strong>Matrix:</strong> <a href="{{ .matrix_to | safeURL }}{{ urlquery .matrix_space }}:{{ .matrix_server }}">{{ .matrix_space }}:{{ .matrix_server }}</a></p>
 
 
 <p><strong>Mastodon:</strong> <a rel="me" href="{{ .mastodon_server | safeURL }}{{ .mastodon_handle }}">{{ .mastodon_handle }}</a></p>
diff --git a/layouts/partials/site-sidebar.fr.html b/layouts/partials/site-sidebar.fr.html
index 7c06925..f2ae2f6 100644
--- a/layouts/partials/site-sidebar.fr.html
+++ b/layouts/partials/site-sidebar.fr.html
@@ -65,7 +65,7 @@ Offen bis {{ .cfp_end_date_day }}. {{ i18n .cfp_end_date_month }} {{ .date_year
 <p><strong><s>IRC:</s></strong> <a href="{{ .irc_server | safeURL }}{{ .irc_channel }}"><s>{{ .irc_channel }}</s></a> (obsolète)</p>
 
 
-<p><strong>Matrix:</strong> <a href="{{ .matrix_to | safeURL }}{{ urlquery .matrix_room }}:{{ .matrix_server }}">{{ .matrix_space }}:{{ .matrix_server }}</a></p>
+<p><strong>Matrix:</strong> <a href="{{ .matrix_to | safeURL }}{{ urlquery .matrix_space }}:{{ .matrix_server }}">{{ .matrix_space }}:{{ .matrix_server }}</a></p>
 
 
 <p><strong>Mastodon:</strong> <a rel="me" href="{{ .mastodon_server | safeURL }}{{ .mastodon_handle }}">{{ .mastodon_handle }}</a></p>
diff --git a/layouts/partials/site-sidebar.it.html b/layouts/partials/site-sidebar.it.html
index dd5b5fd..00c4c51 100644
--- a/layouts/partials/site-sidebar.it.html
+++ b/layouts/partials/site-sidebar.it.html
@@ -65,7 +65,7 @@ Offen bis {{ .cfp_end_date_day }}. {{ i18n .cfp_end_date_month }} {{ .date_year
 <p><strong><s>IRC:</s></strong> <a href="{{ .irc_server | safeURL }}{{ .irc_channel }}"><s>{{ .irc_channel }}</s></a> (obsoleto)</p>
 
 
-<p><strong>Matrix:</strong> <a href="{{ .matrix_to | safeURL }}{{ urlquery .matrix_room }}:{{ .matrix_server }}">{{ .matrix_space }}:{{ .matrix_server }}</a></p>
+<p><strong>Matrix:</strong> <a href="{{ .matrix_to | safeURL }}{{ urlquery .matrix_space }}:{{ .matrix_server }}">{{ .matrix_space }}:{{ .matrix_server }}</a></p>
 
 
 <p><strong>Mastodon:</strong> <a rel="me" href="{{ .mastodon_server | safeURL }}{{ .mastodon_handle }}">{{ .mastodon_handle }}</a></p>