diff --git a/Telegram/Telegram.xcodeproj/project.pbxproj b/Telegram/Telegram.xcodeproj/project.pbxproj
index 5ab3a140f..b0c6a659b 100644
--- a/Telegram/Telegram.xcodeproj/project.pbxproj
+++ b/Telegram/Telegram.xcodeproj/project.pbxproj
@@ -1335,7 +1335,7 @@
 		6DB9C3763D02B1415CD9D565 /* Project object */ = {
 			isa = PBXProject;
 			attributes = {
-				LastUpgradeCheck = 0610;
+				LastUpgradeCheck = 0630;
 				TargetAttributes = {
 					7CCA95B9FCAD34D929431AD6 = {
 						DevelopmentTeam = 63FLR8MQA9;
@@ -1735,6 +1735,7 @@
 				FRAMEWORK_SEARCH_PATHS = "";
 				GCC_GENERATE_DEBUGGING_SYMBOLS = YES;
 				GCC_LINK_WITH_DYNAMIC_LIBRARIES = NO;
+				GCC_NO_COMMON_BLOCKS = YES;
 				GCC_OPTIMIZATION_LEVEL = fast;
 				GCC_PRECOMPILE_PREFIX_HEADER = YES;
 				GCC_PREFIX_HEADER = SourceFiles/stdafx.h;
@@ -1876,6 +1877,7 @@
 				FRAMEWORK_SEARCH_PATHS = "";
 				GCC_GENERATE_DEBUGGING_SYMBOLS = YES;
 				GCC_LINK_WITH_DYNAMIC_LIBRARIES = NO;
+				GCC_NO_COMMON_BLOCKS = YES;
 				GCC_OPTIMIZATION_LEVEL = 0;
 				GCC_PRECOMPILE_PREFIX_HEADER = YES;
 				GCC_PREFIX_HEADER = SourceFiles/stdafx.h;