diff --git a/docs/1.0/admin-guide/device-registry-config/index.html b/docs/1.0/admin-guide/device-registry-config/index.html
index 95c8e0a..bed5d1c 100644
--- a/docs/1.0/admin-guide/device-registry-config/index.html
+++ b/docs/1.0/admin-guide/device-registry-config/index.html
@@ -21,21 +21,21 @@
     <title>Device Registry Configuration :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
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-    <link href="/hono/docs/css/fontawesome-all.min.css?1621473409" rel="stylesheet">
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-    <link href="/hono/docs/css/auto-complete.css?1621473409" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1621473409" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1621473409" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1621473409" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1621559525" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1621559525" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1621559525" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1621559525" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1621559525" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1621559525" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1621559525" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1621559525" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1621559525" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1621473409" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1621559525" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1621473409" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1621559525" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1621473409"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1621559525"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1621473409"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1621473409"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1621559525"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1621559525"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1621473409"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1621559525"></script>
 
     
   </div>
@@ -1303,7 +1303,39 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/admin-guide/device-registry-config/">stable (1.7)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/admin-guide/device-registry-config/">stable (1.8)</option>
+                    
+                  
+              
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+          
+              
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+                  
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+                    
+                    
+                      <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/admin-guide/device-registry-config/">1.8</option>
                     
                   
               
@@ -1331,6 +1363,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/admin-guide/device-registry-config/">1.7</option>
@@ -1361,6 +1395,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/admin-guide/device-registry-config/">1.6</option>
@@ -1391,6 +1427,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/admin-guide/device-registry-config/">1.5</option>
@@ -1421,6 +1459,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/admin-guide/device-registry-config/">1.4</option>
@@ -1451,6 +1491,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/admin-guide/device-registry-config/">1.3</option>
@@ -1481,6 +1523,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/admin-guide/device-registry-config/">1.2</option>
@@ -1511,6 +1555,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/admin-guide/device-registry-config/">1.1</option>
@@ -1541,6 +1587,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/admin-guide/device-registry-config/" selected>1.0</option>
@@ -1571,6 +1619,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/admin-guide/device-registry-config/">dev</option>
@@ -2968,19 +3018,19 @@
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       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
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-    <script src="/hono/docs/js/featherlight.min.js?1621473410"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1621473410"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1621559525"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1621559525"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1621559525"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1621559525"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1621559525"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1621559525"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1621473410"></script>
-    <script src="/hono/docs/js/learn.js?1621473410"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1621473410"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1621559525"></script>
+    <script src="/hono/docs/js/learn.js?1621559525"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1621559525"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1621473410" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1621473410"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1621559525" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1621559525"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>