diff --git a/nailgun/static/styles/main.less b/nailgun/static/styles/main.less
index 8d98a69f0c..070dc2f23e 100644
--- a/nailgun/static/styles/main.less
+++ b/nailgun/static/styles/main.less
@@ -3157,6 +3157,9 @@ input[type=range] {
 }
 
 .node-details-popup {
+  .node-summary {
+    .break-word;
+  }
   .node-image-outline {
     width: 200px;
     height: 58px;
diff --git a/nailgun/static/views/dialogs.js b/nailgun/static/views/dialogs.js
index 98870b7aec..d30bde213a 100644
--- a/nailgun/static/views/dialogs.js
+++ b/nailgun/static/views/dialogs.js
@@ -635,7 +635,7 @@ function($, _, i18n, Backbone, React, utils, models, dispatcher, controls, compo
                 <div className='node-details-popup'>
                     <div className='row'>
                         <div className='col-xs-5'><div className='node-image-outline' /></div>
-                        <div className='col-xs-7'>
+                        <div className='col-xs-7 node-summary'>
                             {this.props.cluster &&
                                 <div><strong>{i18n('dialog.show_node.cluster')}: </strong>{this.props.cluster.get('name')}</div>
                             }