diff --git a/src/ui/cm.css b/src/ui/cm.css
index afb2455c0..45f02d116 100644
--- a/src/ui/cm.css
+++ b/src/ui/cm.css
@@ -56,6 +56,7 @@ div.icon {
 }
 
 div.id {
+    @ELLIPSIS;
     color: color(green-blue);
 }
 
@@ -215,4 +216,4 @@ div.tab-arrows span {
     height: *;
     margin: 0;
     padding: 6px 2px;
-}
\ No newline at end of file
+}