diff --git a/src/cmake/compiler.cmake b/src/cmake/compiler.cmake
index 621a191b30..384d8c42ce 100644
--- a/src/cmake/compiler.cmake
+++ b/src/cmake/compiler.cmake
@@ -148,6 +148,9 @@ if (CMAKE_COMPILER_IS_CLANG OR CMAKE_COMPILER_IS_APPLECLANG)
         # Don't warn about using unknown preprocessor symbols in `#if`
         add_compile_options ("-Wno-expansion-to-defined")
     endif ()
+    if (CMAKE_GENERATOR MATCHES "Xcode")
+        add_compile_options ("-Wno-shorten-64-to-32")
+    endif ()
 endif ()
 
 if (CMAKE_COMPILER_IS_GNUCC AND NOT (CMAKE_COMPILER_IS_CLANG OR CMAKE_COMPILER_IS_APPLECLANG))