diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 0505eba96..f26fc64d5 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -49,7 +49,7 @@ set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${MESHLAB_BUILD_DISTRIB_DIR})
 ### Build settings
 set(CMAKE_CXX_STANDARD 11)
 set(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE)
-set(CMAKE_OSX_DEPLOYMENT_TARGET "10.11" CACHE STRING "Minimum OS X deployment version")
+set(CMAKE_OSX_DEPLOYMENT_TARGET "10.11" CACHE STRING "Minimum OS X deployment version" FORCE)
 
 ### Settings needed for both "external" and internal code
 set(CMAKE_POSITION_INDEPENDENT_CODE ON)