diff --git a/res/app/device-list/device-list.css b/res/app/device-list/device-list.css
index 0a2d2942..aecde69b 100644
--- a/res/app/device-list/device-list.css
+++ b/res/app/device-list/device-list.css
@@ -69,7 +69,7 @@ img.device-icon-smallest {
 }
 
 .stf-device-list .device-product-name-using {
-  border-bottom: 2px solid; /* leaving out the color inherits text color */
+  border-bottom: 1px solid; /* leaving out the color inherits text color */
 }