diff --git a/README.md b/README.md
index daef7534..1f5a09a9 100644
--- a/README.md
+++ b/README.md
@@ -162,7 +162,7 @@ For examples, see [`Ergebnis\Test\Util\Test\Unit\DataProvider\NullProviderTest`]
 
 #### `DataProvider\StringProvider`
 
-* `arbitrary()` provides non-empty `string`s without leading and trailing whitespade
+* `arbitrary()` provides arbitrary `string`s
 * `blank()` provides `string`s consisting of whitespace characters only
 * `empty()` provides an empty `string`
 * `untrimmed()` provides `string`s with leading and trailing whitespace
diff --git a/src/DataProvider/StringProvider.php b/src/DataProvider/StringProvider.php
index fe26154b..c16009af 100644
--- a/src/DataProvider/StringProvider.php
+++ b/src/DataProvider/StringProvider.php
@@ -24,9 +24,7 @@ final class StringProvider
      */
     public static function arbitrary(): \Generator
     {
-        yield from self::provideDataForValuesWhereNot(self::values(), static function (string $value): bool {
-            return '' === \trim($value);
-        });
+        yield from self::provideDataForValues(self::values());
     }
 
     /**