diff --git a/src/webui/static/app/dvr.js b/src/webui/static/app/dvr.js
index 9c28a597..960dc252 100644
--- a/src/webui/static/app/dvr.js
+++ b/src/webui/static/app/dvr.js
@@ -370,7 +370,7 @@ tvheadend.dvr_failed = function(panel, index) {
           direction: 'ASC'
         },
         plugins: [actions],
-		lcol: [
+        lcol: [
             actions,
             {
                 width: 40,
diff --git a/src/webui/static/app/idnode.js b/src/webui/static/app/idnode.js
index c7e0627e..dd8ceda4 100644
--- a/src/webui/static/app/idnode.js
+++ b/src/webui/static/app/idnode.js
@@ -1017,7 +1017,7 @@ tvheadend.idnode_grid = function(panel, conf)
         var fields = [];
         var buttons = [];
         var abuttons = {};
-        var plugins = conf.plugins || [];
+        var plugins = conf.plugins.slice() || [];
 
         /* Some copies */
         if (conf.add && !conf.add.titleS && conf.titleS)
@@ -1530,7 +1530,7 @@ tvheadend.idnode_form_grid = function(panel, conf)
         var columns = [];
         var buttons = [];
         var abuttons = {};
-        var plugins = conf.plugins || [];
+        var plugins = conf.plugins.slice() || [];
         var current = null;
         var selectuuid = null;