diff --git a/packages/TelegramClient-Tests.package/TCTSarFileGenerator.class/instance/generatePreamble.uipackage.nativeResourceFolder..st b/packages/TelegramClient-Tests.package/TCTSarFileGenerator.class/instance/generatePreamble.uipackage.nativeResourceFolder..st
index 21b86e5d3..1c5296514 100644
--- a/packages/TelegramClient-Tests.package/TCTSarFileGenerator.class/instance/generatePreamble.uipackage.nativeResourceFolder..st
+++ b/packages/TelegramClient-Tests.package/TCTSarFileGenerator.class/instance/generatePreamble.uipackage.nativeResourceFolder..st
@@ -2,12 +2,7 @@ helpers
 generatePreamble: corePackage uipackage: uiPackage nativeResourceFolder: aFolder
 
 	^ '
-		| file |
 		self fileInMonticelloZipVersionNamed: ''', corePackage, '.mcz''.
-		file := Smalltalk platformName caseOf: {
-			[''Win32''] -> [''tdjson.dll''].
-			[''Mac OS''] -> [''libtdjson.1.6.0.dylib''].
-			[''unix''] -> [''libtdjson.so.1.6.0'']}.	
 		self fileInMonticelloZipVersionNamed: ''', uiPackage, '.mcz''.
 		TCUTelegram registerInWorldMenu.
-		(self membersMatching: (''', aFolder, FileDirectory slash, ''', file)) do: [:aFile | self extractMemberWithoutPath: aFile inDirectory: FileDirectory default].' 
+		((self zip) members) do: [:aFile | self extractMemberWithoutPath: aFile inDirectory: FileDirectory default].' 
diff --git a/packages/TelegramClient-Tests.package/TCTSarFileGenerator.class/methodProperties.json b/packages/TelegramClient-Tests.package/TCTSarFileGenerator.class/methodProperties.json
index cd6af2a3d..ae1fa6eb9 100644
--- a/packages/TelegramClient-Tests.package/TCTSarFileGenerator.class/methodProperties.json
+++ b/packages/TelegramClient-Tests.package/TCTSarFileGenerator.class/methodProperties.json
@@ -2,7 +2,7 @@
 	"class" : {
 		 },
 	"instance" : {
-		"generatePreamble:uipackage:nativeResourceFolder:" : "js 8/2/2020 14:26",
+		"generatePreamble:uipackage:nativeResourceFolder:" : "N.S. 8/7/2020 20:53",
 		"streamForPackage:inZip:" : "js 8/2/2020 13:52",
 		"testCreateSarFile" : "js 8/2/2020 13:43",
 		"versionForWorkingCopy:" : "js 8/2/2020 13:52" } }