diff --git a/scripts/install_mac_os_deps.sh b/scripts/install_mac_os_deps.sh
index 88c445b..8e148c4 100755
--- a/scripts/install_mac_os_deps.sh
+++ b/scripts/install_mac_os_deps.sh
@@ -10,6 +10,7 @@ brew install \
      tbb \
      glew \
      eigen \
-     ccache
+     ccache \
+     lz4
 
 brew install llvm