diff --git a/phpstan-baseline.neon b/phpstan-baseline.neon
index b1e31685b4..29e79b78ae 100644
--- a/phpstan-baseline.neon
+++ b/phpstan-baseline.neon
@@ -420,6 +420,16 @@ parameters:
 			count: 1
 			path: src/bundle/Core/Command/UpdateTimestampsToUTCCommand.php
 
+		-
+			message: "#^Cannot cast Doctrine\\\\DBAL\\\\ForwardCompatibility\\\\Result\\|int\\|string to int\\.$#"
+			count: 1
+			path: src/bundle/Core/Command/VirtualFieldDuplicateFixCommand.php
+
+		-
+			message: "#^Method Ibexa\\\\Bundle\\\\Core\\\\Command\\\\VirtualFieldDuplicateFixCommand\\:\\:getDuplicatedAttributesBatch\\(\\) should return array\\<array\\{version\\: int, contentclassattribute_id\\: int, contentobject_id\\: int, language_id\\: int\\}\\> but returns array\\<int, array\\<string, mixed\\>\\>\\.$#"
+			count: 1
+			path: src/bundle/Core/Command/VirtualFieldDuplicateFixCommand.php
+
 		-
 			message: "#^Method Ibexa\\\\Bundle\\\\Core\\\\Converter\\\\ContentParamConverter\\:\\:getSupportedClass\\(\\) has no return type specified\\.$#"
 			count: 1
@@ -10885,11 +10895,6 @@ parameters:
 			count: 1
 			path: src/lib/IO/IOMetadataHandler/LegacyDFSCluster.php
 
-		-
-			message: "#^Cannot call method rowCount\\(\\) on Doctrine\\\\DBAL\\\\ForwardCompatibility\\\\Result\\|int\\|string\\.$#"
-			count: 3
-			path: src/lib/IO/IOMetadataHandler/LegacyDFSCluster.php
-
 		-
 			message: "#^Method Ibexa\\\\Core\\\\IO\\\\IOMetadataHandler\\\\LegacyDFSCluster\\:\\:delete\\(\\) has no return type specified\\.$#"
 			count: 1
diff --git a/phpstan.neon.dist b/phpstan.neon.dist
index 54acab26b1..a8e4451c5c 100644
--- a/phpstan.neon.dist
+++ b/phpstan.neon.dist
@@ -9,7 +9,7 @@ parameters:
     treatPhpDocTypesAsCertain: false
     ignoreErrors:
         -
-            message: "#^Cannot call method (fetchOne|fetchColumn|fetchAllAssociative|fetchAssociative|fetchAllKeyValue|fetchFirstColumn)\\(\\) on Doctrine\\\\DBAL\\\\ForwardCompatibility\\\\Result\\|int\\|string\\.$#"
+            message: "#^Cannot call method (fetchOne|fetchColumn|fetchAllAssociative|fetchAssociative|fetchAllKeyValue|fetchFirstColumn|rowCount)\\(\\) on Doctrine\\\\DBAL\\\\ForwardCompatibility\\\\Result\\|int\\|string\\.$#"
             paths:
                 - src/*
                 - tests/*
diff --git a/src/bundle/Core/Command/VirtualFieldDuplicateFixCommand.php b/src/bundle/Core/Command/VirtualFieldDuplicateFixCommand.php
index 2f4d93f58f..cae7b56911 100644
--- a/src/bundle/Core/Command/VirtualFieldDuplicateFixCommand.php
+++ b/src/bundle/Core/Command/VirtualFieldDuplicateFixCommand.php
@@ -164,7 +164,7 @@ private function getDuplicatedAttributeTotalCount(
             ->from('ezcontentobject_attribute', 'a')
             ->having('instances > 1');
 
-        $count = $query->execute()->rowCount();
+        $count = (int) $query->execute()->rowCount();
 
         if ($count > 0) {
             $style->warning(
@@ -245,13 +245,17 @@ private function askForConfirmation(SymfonyStyle $style): bool
         );
     }
 
-    private function deleteAttributes($ids): int
+    /**
+     * @param int[] $ids
+     * @throws \Doctrine\DBAL\Exception
+     */
+    private function deleteAttributes(array $ids): int
     {
         $query = $this->connection->createQueryBuilder();
 
         $query
             ->delete('ezcontentobject_attribute')
-            ->andWhere($query->expr()->in('id', $ids));
+            ->andWhere($query->expr()->in('id', array_map("strval", $ids)));
 
         return (int)$query->execute();
     }