diff --git a/permissions_app_ynh/scripts/install b/permissions_app_ynh/scripts/install
index 94b4630..8697125 100644
--- a/permissions_app_ynh/scripts/install
+++ b/permissions_app_ynh/scripts/install
@@ -26,7 +26,14 @@ ynh_webpath_available $domain $path_url || ynh_die "$domain$path_url is not avai
 ynh_webpath_register $app $domain $path_url
 
 ynh_permission_create --permission "admin" --url "/admin" --allowed "$admin_user" --label "Testing app admin" --protected true --show_tile true --auth_header true
-ynh_permission_create --permission "dev" --url "/dev" --additional_urls "/dev2" "/otherdev" "$domain_2/" --protected false --show_tile false --auth_header false
+if [[ "$domain" == "$domain_2" ]]
+then
+    url_for_domain_2=""
+else
+    url_for_domain_2="$domain_2/"
+fi
+
+ynh_permission_create --permission "dev" --url "/dev" --additional_urls "/dev2" "/otherdev" $url_for_domain_2 --protected false --show_tile false --auth_header false
 ynh_permission_create --permission "test" --protected false
 ynh_permission_create --permission "trybreakssowat_1" --url "re:/break[a-z]*/" --protected false --show_tile true --auth_header true
 ynh_permission_create --permission "trybreakssowat_2" --protected false --show_tile true --auth_header true
diff --git a/permissions_app_ynh/scripts/upgrade b/permissions_app_ynh/scripts/upgrade
index 2c7b417..1818c16 100644
--- a/permissions_app_ynh/scripts/upgrade
+++ b/permissions_app_ynh/scripts/upgrade
@@ -21,8 +21,16 @@ domain_2=$(ynh_app_setting_get --app $app --key domain_2)
 #=================================================
 
 ynh_permission_update --permission admin --remove $admin_user --show_tile false --protected false
-ynh_permission_update --permission dev --add $admin_user --label "New tile" --protected true --show_tile true 
+ynh_permission_update --permission dev --add $admin_user --label "New tile" --protected true --show_tile true
 
 ynh_permission_url --permission admin --clear_urls --auth_header false
-ynh_permission_url --permission dev --remove_url "$domain_2/" --auth_header true
+
+if [[ "$domain" == "$domain_2" ]]
+then
+    url_for_domain_2=""
+else
+    url_for_domain_2="$domain_2/"
+    ynh_permission_url --permission dev --remove_url $url_for_domain_2 --auth_header true
+fi
+
 ynh_permission_url --permission test --url "/mytest" --add_url "/otherTest" "$domain_2/bob"