diff --git a/README.md b/README.md
index eb9f079..8ebeaaa 100644
--- a/README.md
+++ b/README.md
@@ -28,6 +28,7 @@ A web based, real time, collaborative whiteboard application with rich media sup
 
 ## Disclaimers / important information
 
+* ARM and ARM64 architectures are not supported
 * The app can only be installed at the root of a domain
 * There is no integration with YunoHost SSO
 * A email is send at the end of the installation with the Beta Invite Code
diff --git a/README_fr.md b/README_fr.md
index b131a43..47ed6f8 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -24,6 +24,7 @@ A web based, real time, collaborative whiteboard application with rich media sup
 
 ## Avertissements / informations importantes
 
+* ARM and ARM64 architectures are not supported
 * The app can only be installed at the root of a domain
 * There is no integration with YunoHost SSO
 * A email is send at the end of the installation with the Beta Invite Code
diff --git a/doc/DISCLAIMER.md b/doc/DISCLAIMER.md
index d1b6e63..f3bd39d 100644
--- a/doc/DISCLAIMER.md
+++ b/doc/DISCLAIMER.md
@@ -1,3 +1,4 @@
+* ARM and ARM64 architectures are not supported
 * The app can only be installed at the root of a domain
 * There is no integration with YunoHost SSO
 * A email is send at the end of the installation with the Beta Invite Code
diff --git a/scripts/install b/scripts/install
index 7c43d51..5ea9d83 100755
--- a/scripts/install
+++ b/scripts/install
@@ -35,6 +35,11 @@ app=$YNH_APP_INSTANCE_NAME
 #=================================================
 ynh_script_progression --message="Validating installation parameters..." --weight=1
 
+if [[ $YNH_ARCH =~ ^arm ]] || [ $YNH_ARCH == "aarch64" ]
+then
+	ynh_die --message="Sorry, this app cannot be installed on ARM and ARM64 architectures."
+fi
+
 final_path=/var/www/$app
 test ! -e "$final_path" || ynh_die --message="This path already contains a folder"