diff --git a/psalm-baseline.xml b/psalm-baseline.xml
index 7a3b729e84..d04835c1e8 100644
--- a/psalm-baseline.xml
+++ b/psalm-baseline.xml
@@ -462,9 +462,6 @@
     </RedundantConditionGivenDocblockType>
   </file>
   <file src="src/Internal/Hydration/ObjectHydrator.php">
-    <InvalidArgument>
-      <code><![CDATA[$element]]></code>
-    </InvalidArgument>
     <PossiblyFalseArgument>
       <code><![CDATA[$index]]></code>
     </PossiblyFalseArgument>
diff --git a/src/LazyCriteriaCollection.php b/src/LazyCriteriaCollection.php
index 5580f971eb..4804092261 100644
--- a/src/LazyCriteriaCollection.php
+++ b/src/LazyCriteriaCollection.php
@@ -76,11 +76,11 @@ public function isEmpty()
     }
 
     /**
-     * {@inheritDoc}
-     *
      * Do an optimized search of an element
      *
-     * @template TMaybeContained
+     * @param mixed $element The element to search for.
+     *
+     * @return bool TRUE if the collection contains $element, FALSE otherwise.
      */
     public function contains($element)
     {
diff --git a/src/PersistentCollection.php b/src/PersistentCollection.php
index 4470a64a5c..c94bb77496 100644
--- a/src/PersistentCollection.php
+++ b/src/PersistentCollection.php
@@ -412,11 +412,6 @@ public function containsKey($key): bool
         return parent::containsKey($key);
     }
 
-    /**
-     * {@inheritDoc}
-     *
-     * @template TMaybeContained
-     */
     public function contains($element): bool
     {
         if (! $this->initialized && $this->getMapping()['fetch'] === ClassMetadata::FETCH_EXTRA_LAZY) {