diff --git a/README.md b/README.md
index b882d00..ea2630f 100644
--- a/README.md
+++ b/README.md
@@ -80,7 +80,7 @@ Several elements of **Text Entry** have been assigned a label using the [aria-la
 No known limitations.  
 
 ----------------------------
-**Version number:**  5.1.0     
+**Version number:**  5.1.1     
 **Framework versions supported:**  5+     
 **Author / maintainer:** DeltaNet with [contributors](https://github.com/deltanet/adapt-textEntry-audio/graphs/contributors)     
 **Accessibility support:** yes  
diff --git a/bower.json b/bower.json
index 96254ec..e933b23 100644
--- a/bower.json
+++ b/bower.json
@@ -1,6 +1,6 @@
 {
   "name": "adapt-textEntry-audio",
-  "version": "5.1.0",
+  "version": "5.1.1",
   "framework": ">=5",
   "homepage": "https://github.com/deltanet/adapt-textEntry-audio",
   "issues": "https://github.com/deltanet/adapt-textEntry-audio/issues",
diff --git a/js/textEntryAudioView.js b/js/textEntryAudioView.js
index 375b3ff..5350b54 100755
--- a/js/textEntryAudioView.js
+++ b/js/textEntryAudioView.js
@@ -59,7 +59,7 @@ define([
 
       initFeedback: function() {
         if (this.model.get('_canShowFeedback')) {
-          this.$('.btn__feedback').attr('disabled', false);
+          this.$('.btn__feedback').removeClass('is-disabled').attr('disabled', false);
           this.openPopup();
         } else {
           this.setCompletionStatus();