diff --git a/composer.lock b/composer.lock
index 7fceeae..375e008 100644
--- a/composer.lock
+++ b/composer.lock
@@ -2250,16 +2250,16 @@
         },
         {
             "name": "squizlabs/php_codesniffer",
-            "version": "3.9.2",
+            "version": "3.10.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/PHPCSStandards/PHP_CodeSniffer.git",
-                "reference": "aac1f6f347a5c5ac6bc98ad395007df00990f480"
+                "reference": "57e09801c2fbae2d257b8b75bebb3deeb7e9deb2"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/PHPCSStandards/PHP_CodeSniffer/zipball/aac1f6f347a5c5ac6bc98ad395007df00990f480",
-                "reference": "aac1f6f347a5c5ac6bc98ad395007df00990f480",
+                "url": "https://api.github.com/repos/PHPCSStandards/PHP_CodeSniffer/zipball/57e09801c2fbae2d257b8b75bebb3deeb7e9deb2",
+                "reference": "57e09801c2fbae2d257b8b75bebb3deeb7e9deb2",
                 "shasum": ""
             },
             "require": {
@@ -2326,7 +2326,7 @@
                     "type": "open_collective"
                 }
             ],
-            "time": "2024-04-23T20:25:34+00:00"
+            "time": "2024-05-20T08:11:32+00:00"
         },
         {
             "name": "symfony/config",
diff --git a/src/TypeMoney.php b/src/TypeMoney.php
index 22c48a4..5713695 100644
--- a/src/TypeMoney.php
+++ b/src/TypeMoney.php
@@ -48,17 +48,11 @@ public function __invoke(): array
         return [$this->amount, $this->currency];
     }
 
-    public function toJson(): string
+    public function toJson(): string|false
     {
         return json_encode([
             ($this->amount)(),
             $this->currency->value
         ]);
     }
-
-    public static function fromJson(string $data): self
-    {
-        [$amount, $currency] = json_decode($data, true);
-        return self::set($amount, $currency);
-    }
 }
diff --git a/tests/Unit/TypeMoneyTest.php b/tests/Unit/TypeMoneyTest.php
index 041075c..fe03a41 100644
--- a/tests/Unit/TypeMoneyTest.php
+++ b/tests/Unit/TypeMoneyTest.php
@@ -158,26 +158,4 @@ public static function dataProviderForToJson(): array
             'Negative' => [TypeMoney::set(-123.45, 'USD'), '[-123.45,"USD"]'],
         ];
     }
-
-    // ---------------------------------------------------------------------------------------------------------------
-
-    #[Test]
-    #[DataProvider('dataProviderForFromJson')]
-    public function checkFromJson(string $data, TypeMoney $expected): void
-    {
-        $aux = TypeMoney::fromJson($data);
-
-        self::assertTrue($aux->isEqualTo($expected));
-    }
-
-    /**
-     * @return array<string, array<int, mixed>>
-     */
-    public static function dataProviderForFromJson(): array
-    {
-        return [
-            'Positive' => ['[123.45,"EUR"]', TypeMoney::set(123.45, 'EUR')],
-            'Negative' => ['[-123.45,"USD"]', TypeMoney::set(-123.45, 'USD')],
-        ];
-    }
 }