diff --git a/Building-for-macOS.md b/Building-for-macOS.md
index bc38448..0cb5cb2 100644
--- a/Building-for-macOS.md
+++ b/Building-for-macOS.md
@@ -28,7 +28,7 @@ export Qt5_DIR=$(brew --prefix)/opt/qt5
 Now you can generate makefiles for the build:
 
 ```bash
-export MACOSX_DEPLOYMENT_TARGET=10.9
+export MACOSX_DEPLOYMENT_TARGET=10.12
 mkdir build
 cd build
 cmake .. -DCMAKE_BUILD_TYPE=Release