diff --git a/src/lib/types/src/Flow/Types/Type/Comparator.php b/src/lib/types/src/Flow/Types/Type/Comparator.php
index d50ff4bcf..3edbd66a6 100644
--- a/src/lib/types/src/Flow/Types/Type/Comparator.php
+++ b/src/lib/types/src/Flow/Types/Type/Comparator.php
@@ -14,7 +14,7 @@
     OptionalType,
     StructureType,
     TimeType};
-use Flow\Types\Type\Native\{FloatType, IntegerType, NullType, StringType, UnionType};
+use Flow\Types\Type\Native\{ArrayType, FloatType, IntegerType, NullType, StringType, UnionType};
 
 final class Comparator
 {
@@ -68,6 +68,14 @@ public function comparable(Type $left, Type $right) : bool
             return true;
         }
 
+        if ($left instanceof ArrayType) {
+            return $right instanceof ArrayType || $right instanceof ListType || $right instanceof MapType || $right instanceof StructureType;
+        }
+
+        if ($right instanceof ArrayType) {
+            return $left instanceof ListType || $left instanceof MapType || $left instanceof StructureType;
+        }
+
         return type_equals($left, $right);
     }
 
diff --git a/src/lib/types/tests/Flow/Types/Tests/Unit/Type/ComparatorTest.php b/src/lib/types/tests/Flow/Types/Tests/Unit/Type/ComparatorTest.php
index 5a530c513..c1de13a11 100644
--- a/src/lib/types/tests/Flow/Types/Tests/Unit/Type/ComparatorTest.php
+++ b/src/lib/types/tests/Flow/Types/Tests/Unit/Type/ComparatorTest.php
@@ -4,7 +4,8 @@
 
 namespace Flow\Types\Tests\Unit\Type;
 
-use function Flow\Types\DSL\{type_boolean,
+use function Flow\Types\DSL\{type_array,
+    type_boolean,
     type_equals,
     type_float,
     type_integer,
@@ -41,6 +42,14 @@ public static function type_comparable_data_provider() : \Generator
         yield [type_union(type_integer(), type_null()), type_integer()];
         yield [type_union(type_integer(), type_null()), type_float()];
         yield [type_integer(), type_string()];
+
+        yield [type_array(), type_array()];
+        yield [type_array(), type_list(type_string())];
+        yield [type_array(), type_map(type_string(), type_integer())];
+        yield [type_array(), type_structure(['id' => type_integer()])];
+        yield [type_list(type_string()), type_array()];
+        yield [type_map(type_string(), type_integer()), type_array()];
+        yield [type_structure(['id' => type_integer()]), type_array()];
     }
 
     public static function type_comparison_data_provider() : \Generator
@@ -70,6 +79,10 @@ public static function type_not_comparable_data_provider() : \Generator
     {
         yield [type_integer(), type_union(type_float(), type_integer())];
         yield [type_integer(), type_boolean()];
+        yield [type_array(), type_string()];
+        yield [type_array(), type_integer()];
+        yield [type_array(), type_boolean()];
+        yield [type_string(), type_array()];
     }
 
     /**
diff --git a/src/lib/types/tests/Flow/Types/Tests/Unit/Type/Logical/StructureTypeTest.php b/src/lib/types/tests/Flow/Types/Tests/Unit/Type/Logical/StructureTypeTest.php
index 75fb7998a..c29ca41fb 100644
--- a/src/lib/types/tests/Flow/Types/Tests/Unit/Type/Logical/StructureTypeTest.php
+++ b/src/lib/types/tests/Flow/Types/Tests/Unit/Type/Logical/StructureTypeTest.php
@@ -4,13 +4,15 @@
 
 namespace Flow\Types\Tests\Unit\Type\Logical;
 
-use function Flow\Types\DSL\{type_boolean,
+use function Flow\Types\DSL\{type_array,
+    type_boolean,
     type_datetime,
     type_float,
     type_from_array,
     type_integer,
     type_list,
     type_map,
+    type_mixed,
     type_optional,
     type_string,
     type_structure};
@@ -106,6 +108,52 @@ public static function assert_data_provider() : \Generator
             'exceptionClass' => null,
         ];
 
+        yield 'valid structure with type_array field containing a list of structures' => [
+            'value' => [
+                'id' => 'test-id',
+                'size' => 123,
+                'schema' => [
+                    ['ref' => 'col1', 'type' => ['key' => 'value'], 'metadata' => [], 'nullable' => true],
+                    ['ref' => 'col2', 'type' => ['key2' => 'value2'], 'metadata' => [], 'nullable' => false],
+                ],
+                'rows_count' => 10,
+                'processed_rows' => 5,
+                'synchronization_id' => 'sync-123',
+            ],
+            'structureType' => type_structure([
+                'id' => type_string(),
+                'size' => type_integer(),
+                'schema' => type_array(),
+                'rows_count' => type_integer(),
+                'processed_rows' => type_integer(),
+                'synchronization_id' => type_string(),
+            ]),
+            'exceptionClass' => null,
+        ];
+
+        yield 'valid structure with type_list(type_mixed()) field containing a list of structures' => [
+            'value' => [
+                'id' => 'test-id',
+                'size' => 123,
+                'schema' => [
+                    ['ref' => 'col1', 'type' => ['key' => 'value'], 'metadata' => [], 'nullable' => true],
+                    ['ref' => 'col2', 'type' => ['key2' => 'value2'], 'metadata' => [], 'nullable' => false],
+                ],
+                'rows_count' => 10,
+                'processed_rows' => 5,
+                'synchronization_id' => 'sync-123',
+            ],
+            'structureType' => type_structure([
+                'id' => type_string(),
+                'size' => type_integer(),
+                'schema' => type_list(type_mixed()),
+                'rows_count' => type_integer(),
+                'processed_rows' => type_integer(),
+                'synchronization_id' => type_string(),
+            ]),
+            'exceptionClass' => null,
+        ];
+
         yield 'valid structure with multiple extra fields when allow_extra is true' => [
             'value' => ['id' => 1, 'name' => 'test', 'active' => false, 'created_at' => '2023-01-01'],
             'structureType' => type_structure(['id' => type_integer(), 'name' => type_string()], [], true),