diff --git a/README.md b/README.md
index 621b3d5..56ce2c5 100644
--- a/README.md
+++ b/README.md
@@ -143,7 +143,7 @@ Value object must be defined as:
 
 Think about implementing it like this:
 ```Php
-final class Speed implements ValueObject
+final class Speed implements ValueObject, ValueObjectFactory
 {
     private static $instances = [];
 
@@ -151,7 +151,12 @@ final class Speed implements ValueObject
     {
     }
     
-    public function from(mixed $speedValue): static
+    /**
+     * @param mixed $value
+     * @return static
+     * @throws InvalidArgumentException
+     */
+    public static function from(mixed $speedValue): static
     {
         if (! self::$instances[$speedValue]) {
             if ($speedValue < 0) {
diff --git a/src/Domain/ValueObject/ValueObject.php b/src/Domain/ValueObject/ValueObject.php
index a0bdb25..f5fb3e9 100644
--- a/src/Domain/ValueObject/ValueObject.php
+++ b/src/Domain/ValueObject/ValueObject.php
@@ -7,21 +7,10 @@
 
 namespace JeckelLab\Contract\Domain\ValueObject;
 
-use JeckelLab\Contract\Domain\Equality;
-use JeckelLab\Contract\Domain\ValueObject\Exception\InvalidArgumentException;
-use JsonSerializable;
-use Stringable;
-
 /**
  * Interface ValueObject
  * @psalm-immutable
  */
-interface ValueObject extends Stringable, Equality, JsonSerializable
+interface ValueObject
 {
-    /**
-     * @param mixed $value
-     * @return static
-     * @throws InvalidArgumentException
-     */
-    public static function from(mixed $value): static;
 }
diff --git a/src/Domain/ValueObject/ValueObjectFactory.php b/src/Domain/ValueObject/ValueObjectFactory.php
new file mode 100644
index 0000000..e47bc20
--- /dev/null
+++ b/src/Domain/ValueObject/ValueObjectFactory.php
@@ -0,0 +1,18 @@
+<?php
+
+namespace JeckelLab\Contract\Domain\ValueObject;
+
+use JeckelLab\Contract\Domain\ValueObject\Exception\InvalidArgumentException;
+
+/**
+ * @psalm-immutable
+ */
+interface ValueObjectFactory
+{
+    /**
+     * @param mixed $value
+     * @return static
+     * @throws InvalidArgumentException
+     */
+    public static function from(mixed $value): static;
+}