diff --git a/lib/PhpParser/ConstExprEvaluator.php b/lib/PhpParser/ConstExprEvaluator.php
index 7f02e6f..7131c3d 100644
--- a/lib/PhpParser/ConstExprEvaluator.php
+++ b/lib/PhpParser/ConstExprEvaluator.php
@@ -2,6 +2,7 @@
 
 namespace PhpParser;
 
+use function array_merge;
 use PhpParser\Node\Expr;
 use PhpParser\Node\Scalar;
 
@@ -150,6 +151,8 @@ class ConstExprEvaluator
         foreach ($expr->items as $item) {
             if (null !== $item->key) {
                 $array[$this->evaluate($item->key)] = $this->evaluate($item->value);
+            } elseif ($item->unpack) {
+                $array = array_merge($array, $this->evaluate($item->value));
             } else {
                 $array[] = $this->evaluate($item->value);
             }
diff --git a/test/PhpParser/ConstExprEvaluatorTest.php b/test/PhpParser/ConstExprEvaluatorTest.php
index 23ab18d..f73b262 100644
--- a/test/PhpParser/ConstExprEvaluatorTest.php
+++ b/test/PhpParser/ConstExprEvaluatorTest.php
@@ -22,6 +22,9 @@ class ConstExprEvaluatorTest extends \PHPUnit\Framework\TestCase
             ['"foo"', "foo"],
             ['[0, 1]', [0, 1]],
             ['["foo" => "bar"]', ["foo" => "bar"]],
+            ['[...["bar"]]', ["bar"]],
+            ['[...["foo" => "bar"]]', ["foo" => "bar"]],
+            ['["a", "b" => "b", ...["b" => "bb", "c"]]', ["a", "b" => "bb", "c"]],
             ['NULL', null],
             ['False', false],
             ['true', true],