diff --git a/packages/node_modules/@node-red/editor-client/src/js/ui/common/treeList.js b/packages/node_modules/@node-red/editor-client/src/js/ui/common/treeList.js
index baab6acda..9ee508de6 100644
--- a/packages/node_modules/@node-red/editor-client/src/js/ui/common/treeList.js
+++ b/packages/node_modules/@node-red/editor-client/src/js/ui/common/treeList.js
@@ -537,6 +537,7 @@
             var labelPaddingWidth = (item.gutter ? item.gutter[0].offsetWidth + 2 : 0) + (depth * 20)
             item.treeList.labelPadding = $('<span>').css({
                 display: "inline-block",
+                "flex-shrink": 0,
                 width:  labelPaddingWidth+'px'
             }).appendTo(label);
 
diff --git a/packages/node_modules/@node-red/editor-client/src/sass/tab-info.scss b/packages/node_modules/@node-red/editor-client/src/sass/tab-info.scss
index 2b95c4910..89ad06ca2 100644
--- a/packages/node_modules/@node-red/editor-client/src/sass/tab-info.scss
+++ b/packages/node_modules/@node-red/editor-client/src/sass/tab-info.scss
@@ -16,6 +16,7 @@
 
 .red-ui-sidebar-info {
     height: 100%;
+    overflow: hidden;
 }
 .red-ui-sidebar-info  hr {
     margin: 10px 0;
diff --git a/packages/node_modules/@node-red/editor-client/src/sass/ui/common/treeList.scss b/packages/node_modules/@node-red/editor-client/src/sass/ui/common/treeList.scss
index c3603ccc0..3621328d8 100644
--- a/packages/node_modules/@node-red/editor-client/src/sass/ui/common/treeList.scss
+++ b/packages/node_modules/@node-red/editor-client/src/sass/ui/common/treeList.scss
@@ -102,6 +102,8 @@
 }
 .red-ui-treeList-label-text {
     margin-left: 4px;
+    overflow: hidden;
+    text-overflow: ellipsis;
     &:empty {
         min-height: 20px;
     }
@@ -121,6 +123,7 @@
 
 .red-ui-treeList-icon {
     display: inline-block;
+    flex-shrink: 0;
     width: 20px;
     text-align: center;
 }