diff --git a/README.md b/README.md
index 8022d02..4f06099 100644
--- a/README.md
+++ b/README.md
@@ -38,7 +38,7 @@ All materials are developed online openly under CC-BY 4.0 License using The Carp
 
 ## Contact
 
-If you have got any questions, feel free to contact directly the VizieR team at: [cats(at)cdsarc.u-strasbg.fr](mailto:cats@cdsarc.u-strasbg.fr) .
+If you have got any questions, feel free to contact directly the VizieR team at: [cds-cats(at)unistra.fr](mailto:cds-cats@unistra.fr) .
 
 
 ## Supporting organisations
diff --git a/config.yaml b/config.yaml
index f070c46..7debaac 100644
--- a/config.yaml
+++ b/config.yaml
@@ -33,7 +33,7 @@ source: 'https://github.com/carpentries/workbench-template-md'
 branch: 'main'
 
 # Who to contact if there are any issues
-contact: 'cats@cdsarc.u-strasbg.fr'
+contact: 'cds-cats@unistra.fr'
 
 # Navigation ------------------------------------------------
 #
diff --git a/episodes/section_fair_astro.md b/episodes/section_fair_astro.md
index 916cf65..5b3cbad 100644
--- a/episodes/section_fair_astro.md
+++ b/episodes/section_fair_astro.md
@@ -179,7 +179,9 @@ A lot of items will be covered in this section. We are aware that you could be a
 
 The most important points are highlighted in bold, and some tips when creating tables are given at the end.
 
-Do your best and do not hesitate to contact us if needed: [cats(at)cdsarc.u-strasbg.fr](mailto:cats@cdsarc.u-strasbg.fr).
+Do your best and do not hesitate to contact us if needed: [cds-cats(at)unistra.fr](mailto:cds-cats@unistra.fr).
+
+
 
 ::::::::::::::::::::::::::::::::::::::
 
diff --git a/episodes/section_submit_data.md b/episodes/section_submit_data.md
index 9d4108e..efd62f0 100644
--- a/episodes/section_submit_data.md
+++ b/episodes/section_submit_data.md
@@ -91,10 +91,7 @@ Two routes are possible to submit your data to VizieR:
 
 
 <!-- Contact CDS -->
-For larger files or any other questions, please contact the VizieR staff: [cats(at)cdsarc.u-strasbg.fr](mailto:cats@cdsarc.u-strasbg.fr).
-
-
-
+For larger files or any other questions, please contact the VizieR staff: [cds-cats(at)unistra.fr](mailto:cds-cats@unistra.fr) .
 
 
 
@@ -285,7 +282,8 @@ The login can be reused until the completion of the process but not after submis
 
 **Note - 1:** Your login is tight to a given IP address.
 
-**Note - 2:** Please contact the VizieR staff: [cats(at)cdsarc.u-strasbg.fr](mailto:cats@cdsarc.u-strasbg.fr) if a modification to a recently submitted upload is needed.
+**Note - 2:** Please contact the VizieR staff: [cds-cats(at)unistra.fr](mailto:cds-cats@unistra.fr) if a modification to a recently submitted upload is needed.
+
 
 <!-- Submission form Vizier as iframe -->
 Interactive window: VizieR catalogue upload webpage. 
@@ -405,7 +403,7 @@ In the last step you can:
 
 Providing an email address is required at that stage. The email will be used if additional information is needed.
 
-**Note:** If a modification to a recently uploaded is needed, please contact the VizieR staff: [cats(at)cdsarc.u-strasbg.fr](mailto:cats@cdsarc.u-strasbg.fr).
+**Note:** If a modification to a recently uploaded is needed, please contact the VizieR staff: [cds-cats(at)unistra.fr](mailto:cds-cats@unistra.fr).
 
 
 
@@ -530,7 +528,7 @@ ftp> ls
 
 ### Notify the VizieR team
 
-Once you are done uploading your data (*ReadMe*, tables and any other associated data), you need to **SEND AN E-MAIL** to the VizieR team telling them where you have placed files: [cats(at)cdsarc.u-strasbg.fr](mailto:cats@cdsarc.u-strasbg.fr).
+Once you are done uploading your data (*ReadMe*, tables and any other associated data), you need to **SEND AN E-MAIL** to the VizieR team telling them where you have placed files: [cds-cats(at)unistra.fr](mailto:cds-cats@unistra.fr).