diff --git a/src/Security/MastodonAccount.php b/src/Security/MastodonAccount.php
index 872a049..df0adea 100644
--- a/src/Security/MastodonAccount.php
+++ b/src/Security/MastodonAccount.php
@@ -330,7 +330,7 @@ class MastodonAccount implements UserInterface
 
     public function addField(CustomField $field): self
     {
-        if (in_array($field, $this->Fields) !== false) {
+        if (in_array($field, $this->Fields) === false) {
             $this->Fields[] = $field;
             $field->setMastodonAccount($this);
         }
@@ -357,7 +357,7 @@ class MastodonAccount implements UserInterface
 
     public function addEmoji(Emoji $emoji): self
     {
-        if (in_array($emoji, $this->Emojis) !== false) {
+        if (in_array($emoji, $this->Emojis) === false) {
             $this->Emojis[] = $emoji;
             $emoji->setMastodonAccount($this);
         }