diff --git a/ghost/admin/app/styles/layouts/main.css b/ghost/admin/app/styles/layouts/main.css
index 42c0b2da8c..c6c4156cce 100644
--- a/ghost/admin/app/styles/layouts/main.css
+++ b/ghost/admin/app/styles/layouts/main.css
@@ -32,6 +32,7 @@
     flex: 0 0 235px;
     display: flex;
     flex-direction: column;
+    overflow: hidden;
     border-right: #e1e1e1 1px solid;
     background: #f6f6f6;
     transform: translateX(0);
@@ -68,6 +69,7 @@
 
 .gh-nav-menu-details {
     flex-grow: 1;
+    overflow: hidden;
     padding-right: 10px;
 }