diff --git a/Lighting/Lighting.xcodeproj/project.pbxproj b/Lighting/Lighting.xcodeproj/project.pbxproj
index 9862ed0327b98b6c921b081e9c7e2644f3aeb565..177edc51346a6cab9375b2bcffbcf307b3125204 100644
--- a/Lighting/Lighting.xcodeproj/project.pbxproj
+++ b/Lighting/Lighting.xcodeproj/project.pbxproj
@@ -1219,6 +1219,7 @@
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
 				CLANG_WARN_UNREACHABLE_CODE = YES;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
+				CODE_SIGN_IDENTITY = "iPhone Distribution: Taiping E-Commerce Co., Ltd";
 				COPY_PHASE_STRIP = NO;
 				DEBUG_INFORMATION_FORMAT = dwarf;
 				ENABLE_STRICT_OBJC_MSGSEND = YES;