diff --git a/magnetar_sdk/src/types/emoji.rs b/magnetar_sdk/src/types/emoji.rs
index c8c3a6d..7ca90d7 100644
--- a/magnetar_sdk/src/types/emoji.rs
+++ b/magnetar_sdk/src/types/emoji.rs
@@ -33,7 +33,7 @@ impl EmojiContext {
 
         self.0.extend(
             more.iter()
-                .filter(|&e| existing.contains(&e.emoji.0.shortcode))
+                .filter(|&e| !existing.contains(&e.emoji.0.shortcode))
                 .cloned(),
         );
     }