diff --git a/src/Composer/DependencyResolver/PoolBuilder.php b/src/Composer/DependencyResolver/PoolBuilder.php
index 43e51bb3c..965f5e8ff 100644
--- a/src/Composer/DependencyResolver/PoolBuilder.php
+++ b/src/Composer/DependencyResolver/PoolBuilder.php
@@ -62,11 +62,11 @@ class PoolBuilder
      */
     private $aliasMap = array();
     /**
-     * @psalm-var array<string, ConstraintInterface[]>
+     * @psalm-var array<string, ConstraintInterface>
      */
     private $packagesToLoad = array();
     /**
-     * @psalm-var array<string, ConstraintInterface[]>
+     * @psalm-var array<string, ConstraintInterface>
      */
     private $loadedNames = array();
     /**