diff --git a/index.d.ts b/index.d.ts
index bc7d692..2a2c30a 100644
--- a/index.d.ts
+++ b/index.d.ts
@@ -440,7 +440,7 @@ declare namespace WAWebJS {
         /** User agent to use in puppeteer.
          * @default 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/72.0.3626.109 Safari/537.36' */
         userAgent?: string
-        /** Ffmpeg path to use when formating videos to webp while sending stickers 
+        /** Ffmpeg path to use when formatting videos to webp while sending stickers 
          * @default 'ffmpeg' */
         ffmpegPath?: string,
         /** Object with proxy autentication requirements @default: undefined */
diff --git a/src/Client.js b/src/Client.js
index a25af4d..4705567 100644
--- a/src/Client.js
+++ b/src/Client.js
@@ -30,7 +30,7 @@ const NoAuth = require('./authStrategies/NoAuth');
  * @param {number} options.takeoverOnConflict - If another whatsapp web session is detected (another browser), take over the session in the current browser
  * @param {number} options.takeoverTimeoutMs - How much time to wait before taking over the session
  * @param {string} options.userAgent - User agent to use in puppeteer
- * @param {string} options.ffmpegPath - Ffmpeg path to use when formating videos to webp while sending stickers 
+ * @param {string} options.ffmpegPath - Ffmpeg path to use when formatting videos to webp while sending stickers 
  * @param {boolean} options.bypassCSP - Sets bypassing of page's Content-Security-Policy.
  * @param {object} options.proxyAuthentication - Proxy Authentication object.
  * 
@@ -892,7 +892,7 @@ class Client extends EventEmitter {
 
 
             if (sendSeen) {
-                window.WWebJS.sendSeen(chatId);
+                await window.WWebJS.sendSeen(chatId);
             }
 
             const msg = await window.WWebJS.sendMessage(chat, message, options, sendSeen);
diff --git a/src/util/Injected.js b/src/util/Injected.js
index f411058..27b48e4 100644
--- a/src/util/Injected.js
+++ b/src/util/Injected.js
@@ -171,9 +171,7 @@ exports.LoadUtils = () => {
                     forceGif: options.sendVideoAsGif
                 });
             
-            if (options.caption){
-                attOptions.caption = options.caption; 
-            }
+            attOptions.caption = options.caption;
             content = options.sendMediaAsSticker ? undefined : attOptions.preview;
             attOptions.isViewOnce = options.isViewOnce;