diff --git a/docusaurus.config.js b/docusaurus.config.js
index 44ca194e7f..1028b00173 100644
--- a/docusaurus.config.js
+++ b/docusaurus.config.js
@@ -36,7 +36,7 @@ const config = {
               banner: 'unreleased',
             },
             '3.7.1': {
-              label: '3.7.1',
+              label: '3.7.x',
               path: '',
               banner: 'none',
             },
@@ -56,6 +56,10 @@ const config = {
         theme: {
           customCss: require.resolve('./src/css/custom.css'),
         },
+        googleAnalytics: {
+          trackingID: 'UA-57013276-1',
+          anonymizeIP: true, // Should IPs be anonymized?
+        },
       }),
     ],
   ],
@@ -137,10 +141,6 @@ const config = {
         theme: lightCodeTheme,
         darkTheme: darkCodeTheme,
       },
-      googleAnalytics: {
-        trackingID: 'UA-57013276-1',
-        anonymizeIP: true, // Should IPs be anonymized?
-      },
     }),
 };
 
diff --git a/versioned_docs/version-3.7.1/Serving_the_Internet/JATOS-with-Nginx.md b/versioned_docs/version-3.7.1/Serving_the_Internet/JATOS-with-Nginx.md
index 0343e1b5fa..4a9e63221b 100644
--- a/versioned_docs/version-3.7.1/Serving_the_Internet/JATOS-with-Nginx.md
+++ b/versioned_docs/version-3.7.1/Serving_the_Internet/JATOS-with-Nginx.md
@@ -72,7 +72,7 @@ http {
                 ssl_prefer_server_ciphers on;
 
                 # websocket location (JATOS' group and batch channel and the test page)
-                location ~ "/(jatos/testWebSocket|publix/[\d]+/(group/join|batch/open))" {
+                location ~ "/(jatos/testWebSocket|publix/[a-z0-9-]+/(group/join|batch/open))" {
                         proxy_pass              http://jatos-backend;
                         proxy_http_version      1.1;
                         proxy_set_header        Upgrade $http_upgrade;
@@ -172,7 +172,7 @@ http {
                 server_name          www.example.com;
 
                 # websocket location (JATOS' group and batch channel and the test page)
-                location ~ "^/(jatos/testWebSocket|publix/[\d]+/(group/join|batch/open))" {
+                location ~ "^/(jatos/testWebSocket|publix/[a-z0-9-]+/(group/join|batch/open))" {
                         proxy_pass              http://jatos-backend;
                         proxy_http_version      1.1;
                         proxy_set_header        Upgrade $http_upgrade;