diff --git a/OS-X-Build.md b/OS-X-Build.md
index 5b1d747..348b14d 100644
--- a/OS-X-Build.md
+++ b/OS-X-Build.md
@@ -16,7 +16,7 @@ Should you choose not to use homebrew, type these commands in a terminal:
 git clone https://github.com/glfw/glfw.git
 cd glfw
 mkdir build && cd build
-cmake ..
+cmake -DBUILD_SHARED_LIBS=ON ..
 make
 sudo make install
 ```