diff --git a/styles/remote-ftp.less b/styles/remote-ftp.less
index 55af5b3..5890a76 100644
--- a/styles/remote-ftp.less
+++ b/styles/remote-ftp.less
@@ -2,6 +2,8 @@
 //
 // See https://github.com/atom/atom-dark-ui/blob/master/styles/ui-variables.less
 // for a full listing of what's available.
+@ui-size: 1em;
+
 @import "ui-variables";
 
 .remote-ftp-view {