diff --git a/lib/Db/StepMapper.php b/lib/Db/StepMapper.php
index 472f281833b..ed510ce59f5 100644
--- a/lib/Db/StepMapper.php
+++ b/lib/Db/StepMapper.php
@@ -55,7 +55,7 @@ public function deleteAll($documentId): void {
 		$qb = $this->db->getQueryBuilder();
 		$qb->delete($this->getTableName())
 			->where($qb->expr()->eq('document_id', $qb->createNamedParameter($documentId)))
-			->execute();
+			->executeStatement();
 	}
 
 	public function deleteBeforeVersion($documentId, $version): void {
@@ -63,15 +63,14 @@ public function deleteBeforeVersion($documentId, $version): void {
 		$qb->delete($this->getTableName())
 			->where($qb->expr()->eq('document_id', $qb->createNamedParameter($documentId)))
 			->andWhere($qb->expr()->lte('version', $qb->createNamedParameter($version)))
-			->execute();
+			->executeStatement();
 	}
 
 	public function deleteAfterVersion($documentId, $version): int {
 		$qb = $this->db->getQueryBuilder();
-		$result = $qb->delete($this->getTableName())
+		return $qb->delete($this->getTableName())
 			->where($qb->expr()->eq('document_id', $qb->createNamedParameter($documentId)))
 			->andWhere($qb->expr()->gt('version', $qb->createNamedParameter($version)))
-			->execute();
-		return $result->rowCount();
+			->executeStatement();
 	}
 }
diff --git a/lib/Service/DocumentService.php b/lib/Service/DocumentService.php
index 84f3b1a0be9..765b687e70f 100644
--- a/lib/Service/DocumentService.php
+++ b/lib/Service/DocumentService.php
@@ -335,7 +335,7 @@ public function autosave($file, $documentId, $version, $autoaveDocument, $force
 	 * @param bool $force
 	 * @throws DocumentHasUnsavedChangesException
 	 */
-	public function resetDocument($documentId, $force = false): void {
+	public function resetDocument(int $documentId, $force = false): void {
 		try {
 			$this->unlock($documentId);