diff --git a/README.md b/README.md
index bb657d3..aad6cc8 100644
--- a/README.md
+++ b/README.md
@@ -130,6 +130,13 @@ yarn add svelte-barcode --save
       <td>❌</td>
       <td>Overide the text that is diplayed</td>
     </tr>
+    <tr>
+      <td>altText</td>
+      <td>string?</td>
+      <td>value prop</td>
+      <td>❌</td>
+      <td>Overide the alt text for an img barcode.</td>
+    </tr>
     <tr>
       <td>fontOptions</td>
       <td>string?</td>
diff --git a/src/Barcode.svelte b/src/Barcode.svelte
index ca35302..179b27e 100644
--- a/src/Barcode.svelte
+++ b/src/Barcode.svelte
@@ -40,7 +40,7 @@
 </script>
 
 {#if elementTag === 'img'}
-  <img bind:this={barcode} alt="" />
+	<img bind:this={barcode} alt="{options.altText || value}" />
 {:else if elementTag === 'canvas'}
   <canvas bind:this={barcode}></canvas>
 {:else}