diff --git a/lib/atom-jshint.js b/lib/atom-jshint.js
index 5ff6304..d265660 100644
--- a/lib/atom-jshint.js
+++ b/lib/atom-jshint.js
@@ -175,6 +175,9 @@ module.exports = AtomJshint = (function(){
       gutter.removeClassFromAllLines('atom-jshint-error');
       errors.forEach(function(error){
         gutter.addClassToLine(error.line - 1, 'atom-jshint-error');
+        var gutterRow = gutter.find(gutter.getLineNumberElement(error.line - 1));
+        gutterRow.destroyTooltip();
+        gutterRow.setTooltip({title: marker.reason, placement: 'bottom', delay: {show: 200}});
       });
     }
   };