diff --git a/README.md b/README.md
index 2dd869b468..554b07903d 100644
--- a/README.md
+++ b/README.md
@@ -136,7 +136,7 @@ macOS
 -----
 
 On macOS, you will need to download a set of precompiled thirdparty packages in order to
-compile Panda3D, which can be acquired from [here](https://www.panda3d.org/download/panda3d-1.10.8/panda3d-1.10.8-tools-mac.tar.gz).
+compile Panda3D, which can be acquired from [here](https://www.panda3d.org/download/panda3d-1.10.9/panda3d-1.10.9-tools-mac.tar.gz).
 
 After placing the thirdparty directory inside the panda3d source directory,
 you may build Panda3D using a command like the following: