diff --git a/3rdparty b/3rdparty
index 2b17a60116..49a3f67214 160000
--- a/3rdparty
+++ b/3rdparty
@@ -1 +1 @@
-Subproject commit 2b17a6011692a84927954702b1544146a1ca6e20
+Subproject commit 49a3f672142d047a901329a6e1ea2ad582b7d681
diff --git a/apps/dav/lib/Files/FileSearchBackend.php b/apps/dav/lib/Files/FileSearchBackend.php
index 275d3dc8a4..5b3c18c972 100644
--- a/apps/dav/lib/Files/FileSearchBackend.php
+++ b/apps/dav/lib/Files/FileSearchBackend.php
@@ -113,7 +113,7 @@ class FileSearchBackend implements ISearchBackend {
 		//todo dynamically load all propfind properties that are supported
 		return [
 			// queryable properties
-			new SearchPropertyDefinition('{DAV:}displayname', true, false, true),
+			new SearchPropertyDefinition('{DAV:}displayname', true, true, true),
 			new SearchPropertyDefinition('{DAV:}getcontenttype', true, true, true),
 			new SearchPropertyDefinition('{DAV:}getlastmodified', true, true, true, SearchPropertyDefinition::DATATYPE_DATETIME),
 			new SearchPropertyDefinition(FilesPlugin::SIZE_PROPERTYNAME, true, true, true, SearchPropertyDefinition::DATATYPE_NONNEGATIVE_INTEGER),