diff --git a/lib/Db/BoardMapper.php b/lib/Db/BoardMapper.php
index 9852bf0ae..fb05034a9 100644
--- a/lib/Db/BoardMapper.php
+++ b/lib/Db/BoardMapper.php
@@ -94,7 +94,7 @@ class BoardMapper extends DeckMapper implements IPermissionMapper {
 		return $board;
 	}
 
-	public function findAllForUser(string $userId, int $since = -1, $includeArchived = true, ?int $before = null): array {
+	public function findAllForUser(string $userId, ?int $since = null, bool $includeArchived = true, ?int $before = null): array {
 		$useCache = ($since === -1 && $includeArchived === true && $before === null);
 		if (!isset($this->userBoardCache[$userId]) || !$useCache) {
 			$groups = $this->groupManager->getUserGroupIds(
@@ -120,24 +120,33 @@ class BoardMapper extends DeckMapper implements IPermissionMapper {
 	 * @param null $offset
 	 * @return array
 	 */
-	public function findAllByUser($userId, $limit = null, $offset = null, $since = -1, $includeArchived = true, ?int $before = null) {
+	public function findAllByUser(string $userId, ?int $limit = null, ?int $offset = null, ?int $since = null,
+								  bool $includeArchived = true, ?int $before = null) {
 		// FIXME: One moving to QBMapper we should allow filtering the boards probably by method chaining for additional where clauses
-		$sql = 'SELECT id, title, owner, color, archived, deleted_at, 0 as shared, last_modified FROM `*PREFIX*deck_boards` WHERE owner = ? AND last_modified > ?';
-		$params = [$userId, $since];
+		$sql = 'SELECT id, title, owner, color, archived, deleted_at, 0 as shared, last_modified FROM `*PREFIX*deck_boards` WHERE owner = ?';
+		$params = [$userId];
 		if (!$includeArchived) {
 			$sql .= ' AND NOT archived AND deleted_at = 0';
 		}
+		if ($since !== null) {
+			$sql .= ' AND last_modified > ?';
+			$params[] = $since;
+		}
 		if ($before !== null) {
 			$sql .= ' AND last_modified < ?';
 			$params[] = $before;
 		}
 		$sql .= ' UNION ' .
 			'SELECT boards.id, title, owner, color, archived, deleted_at, 1 as shared, last_modified FROM `*PREFIX*deck_boards` as boards ' .
-			'JOIN `*PREFIX*deck_board_acl` as acl ON boards.id=acl.board_id WHERE acl.participant=? AND acl.type=? AND boards.owner != ? AND last_modified > ?';
-		array_push($params, $userId, Acl::PERMISSION_TYPE_USER, $userId, $since);
+			'JOIN `*PREFIX*deck_board_acl` as acl ON boards.id=acl.board_id WHERE acl.participant=? AND acl.type=? AND boards.owner != ?';
+		array_push($params, $userId, Acl::PERMISSION_TYPE_USER, $userId);
 		if (!$includeArchived) {
 			$sql .= ' AND NOT archived AND deleted_at = 0';
 		}
+		if ($since !== null) {
+			$sql .= ' AND last_modified > ?';
+			$params[] = $since;
+		}
 		if ($before !== null) {
 			$sql .= ' AND last_modified < ?';
 			$params[] = $before;
@@ -165,7 +174,8 @@ class BoardMapper extends DeckMapper implements IPermissionMapper {
 	 * @param null $offset
 	 * @return array
 	 */
-	public function findAllByGroups($userId, $groups, $limit = null, $offset = null, $since = -1, $includeArchived = true, ?int $before = null) {
+	public function findAllByGroups(string $userId, array $groups, ?int $limit = null, ?int $offset = null, ?int $since = null,
+									bool $includeArchived = true, ?int $before = null) {
 		if (count($groups) <= 0) {
 			return [];
 		}
@@ -183,6 +193,10 @@ class BoardMapper extends DeckMapper implements IPermissionMapper {
 		if (!$includeArchived) {
 			$sql .= ' AND NOT archived AND deleted_at = 0';
 		}
+		if ($since !== null) {
+			$sql .= ' AND last_modified > ?';
+			$params[] = $since;
+		}
 		if ($before !== null) {
 			$sql .= ' AND last_modified < ?';
 			$params[] = $before;
@@ -196,7 +210,8 @@ class BoardMapper extends DeckMapper implements IPermissionMapper {
 		return $entries;
 	}
 
-	public function findAllByCircles($userId, $limit = null, $offset = null, $since = -1, $includeArchived = true, ?int $before = null) {
+	public function findAllByCircles(string $userId, ?int $limit = null, ?int $offset = null, ?int $since = null,
+									 bool $includeArchived = true, ?int $before = null) {
 		if (!$this->circlesEnabled) {
 			return [];
 		}
@@ -221,6 +236,10 @@ class BoardMapper extends DeckMapper implements IPermissionMapper {
 		if (!$includeArchived) {
 			$sql .= ' AND NOT archived AND deleted_at = 0';
 		}
+		if ($since !== null) {
+			$sql .= ' AND last_modified > ?';
+			$params[] = $since;
+		}
 		if ($before !== null) {
 			$sql .= ' AND last_modified < ?';
 			$params[] = $before;
diff --git a/lib/Service/BoardService.php b/lib/Service/BoardService.php
index 6c7d43a08..f6f55ece4 100644
--- a/lib/Service/BoardService.php
+++ b/lib/Service/BoardService.php
@@ -118,7 +118,7 @@ class BoardService {
 	/**
 	 * Get all boards that are shared with a user, their groups or circles
 	 */
-	public function getUserBoards(int $since = -1, bool $includeArchived = true, ?int $before = null): array {
+	public function getUserBoards(?int $since = null, bool $includeArchived = true, ?int $before = null): array {
 		return $this->boardMapper->findAllForUser($this->userId, $since, $includeArchived, $before);
 	}
 
diff --git a/lib/Service/FullTextSearchService.php b/lib/Service/FullTextSearchService.php
index 504d8a11d..77a66d87e 100644
--- a/lib/Service/FullTextSearchService.php
+++ b/lib/Service/FullTextSearchService.php
@@ -59,7 +59,7 @@ class FullTextSearchService {
 
 	/** @var CardMapper */
 	private $cardMapper;
-	
+
 	public function __construct(
 		BoardMapper $boardMapper, StackMapper $stackMapper, CardMapper $cardMapper
 	) {
@@ -187,6 +187,6 @@ class FullTextSearchService {
 	 * @return Board[]
 	 */
 	private function getBoardsFromUser(string $userId): array {
-		return $this->boardMapper->findAllByUser($userId, null, null, -1);
+		return $this->boardMapper->findAllByUser($userId, null, null, null);
 	}
 }
diff --git a/lib/Service/SearchService.php b/lib/Service/SearchService.php
index 9fb7140a3..c38147fd5 100644
--- a/lib/Service/SearchService.php
+++ b/lib/Service/SearchService.php
@@ -90,7 +90,7 @@ class SearchService {
 	}
 
 	public function searchBoards(string $term, ?int $limit, ?int $cursor): array {
-		$boards = $this->boardService->getUserBoards(-1, true, $cursor);
+		$boards = $this->boardService->getUserBoards(null, true, $cursor);
 		// get boards that have a lastmodified date which is lower than the cursor
 		// and which match the search term
 		$filteredBoards = array_filter($boards, static function (Board $board) use ($term, $cursor) {