diff --git a/README.md b/README.md
index b6ab95e..0d0c615 100644
--- a/README.md
+++ b/README.md
@@ -228,7 +228,8 @@ Response:
         rude: Boolean
     }, // or null
     detected_language: String,
-    voice: String // or null
+    voice: String, // or null
+    sourceVoice: String // or null
 }
 ```
 
diff --git a/src/reverso.js b/src/reverso.js
index 28d168f..e92d20e 100644
--- a/src/reverso.js
+++ b/src/reverso.js
@@ -407,6 +407,9 @@ module.exports = class Reverso {
                 voices[target] && response.data.translation[0].length <= 150
                     ? `${this.VOICE_URL}voiceName=${voices[target]}?inputText=${translationEncoded}`
                     : null,
+            sourceVoice: voices[source] && text.length <= 150
+                    ? `${this.VOICE_URL}voiceName=${voices[target]}?inputText=${toBase64(text)}`
+                    : null,
         }
 
         if (response.data.contextResults?.results) {