diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9d65f503d8dad..3217aaf30f14e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -11,6 +11,8 @@ project(client)
 
 include(FeatureSummary)
 
+set(CMAKE_XCODE_ATTRIBUTE_ENABLE_HARDENED_RUNTIME YES)
+
 set(BIN_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/bin")
 
 include(${CMAKE_SOURCE_DIR}/NEXTCLOUD.cmake)