diff --git a/src/main/javascript/view/SignatureView.js b/src/main/javascript/view/SignatureView.js
index 29095f80..c0f8bd40 100644
--- a/src/main/javascript/view/SignatureView.js
+++ b/src/main/javascript/view/SignatureView.js
@@ -52,7 +52,9 @@ SwaggerUi.Views.SignatureView = Backbone.View.extend({
       if (e) { e.preventDefault(); }
 
       var textArea = $('textarea', $(this.el.parentNode.parentNode.parentNode));
-      if ($.trim(textArea.val()) === '') {
+
+      // Fix for bug in IE 10/11 which causes placeholder text to be copied to "value"
+      if ($.trim(textArea.val()) === '' || textArea.prop('placeholder') === textArea.val()) {
         textArea.val(this.model.sampleJSON);
       }
     }