diff --git a/src/core/etl/tests/Flow/ETL/Tests/Unit/Transformer/AutoCastTransformerTest.php b/src/core/etl/tests/Flow/ETL/Tests/Unit/Transformer/AutoCastTransformerTest.php
index e51dece276..e1d4c99fe4 100644
--- a/src/core/etl/tests/Flow/ETL/Tests/Unit/Transformer/AutoCastTransformerTest.php
+++ b/src/core/etl/tests/Flow/ETL/Tests/Unit/Transformer/AutoCastTransformerTest.php
@@ -20,7 +20,7 @@ public function test_transforming_row() : void
                 'integer' => '1',
                 'float' => '1.0',
                 'boolean' => 'true',
-                'json' => '{"foo":"bar"}',
+                'array' => ['foo' => 'bar', 1 => 6.66],
                 'datetime' => '2021-01-01 00:00:00',
                 'null' => 'null',
                 'nil' => 'nil',
@@ -33,7 +33,7 @@ public function test_transforming_row() : void
                     'integer' => 1,
                     'float' => 1.0,
                     'boolean' => true,
-                    'json' => ['foo' => 'bar'],
+                    'array' => ['foo' => 'bar', 1 => 6.66],
                     'datetime' => new \DateTimeImmutable('2021-01-01 00:00:00'),
                     'null' => null,
                     'nil' => null,
diff --git a/src/lib/types/src/Flow/Types/Type/AutoCaster.php b/src/lib/types/src/Flow/Types/Type/AutoCaster.php
index 785d739e35..d1a012bcb7 100644
--- a/src/lib/types/src/Flow/Types/Type/AutoCaster.php
+++ b/src/lib/types/src/Flow/Types/Type/AutoCaster.php
@@ -9,9 +9,7 @@
     type_date,
     type_datetime,
     type_float,
-    type_integer,
-    type_json,
-    type_uuid};
+    type_integer};
 use Flow\Types\Type\Native\String\StringTypeChecker;
 
 final readonly class AutoCaster
@@ -36,24 +34,15 @@ public function cast(mixed $value) : mixed
      */
     private function castArray(array $value) : array
     {
-        $keyTypes = [];
         $valueTypes = [];
 
-        foreach ($value as $key => $item) {
-            $keyType = get_type($key);
+        foreach ($value as $item) {
             $valueType = get_type($item);
-            $keyTypes[$keyType->toString()] = $keyType;
             $valueTypes[$valueType->toString()] = $valueType;
         }
 
         if (isset($valueTypes['integer'], $valueTypes['float']) && \count($valueTypes) === 2) {
-            $castedArray = [];
-
-            foreach ($value as $key => $item) {
-                $castedArray[$key] = type_float()->cast($item);
-            }
-
-            return $castedArray;
+            return \array_map(fn ($item) => type_float()->cast($item), $value);
         }
 
         return $value;
@@ -79,14 +68,6 @@ private function castToString(string $value) : mixed
             return type_boolean()->cast($value);
         }
 
-        if ($typeChecker->isJson()) {
-            return type_json()->cast($value);
-        }
-
-        if ($typeChecker->isUuid()) {
-            return type_uuid()->cast($value);
-        }
-
         if ($typeChecker->isDate()) {
             return type_date()->cast($value);
         }