diff --git a/src/Tinter.js b/src/Tinter.js
index a9b754ffde..7245a5825b 100644
--- a/src/Tinter.js
+++ b/src/Tinter.js
@@ -62,6 +62,7 @@ var cssAttrs = [
     "color",
     "backgroundColor",
     "borderColor",
+    "borderTopColor",
 ];
 
 var svgAttrs = [