diff --git a/.github/workflows/macos-build.yml b/.github/workflows/macos-build.yml
index 34f4888..493fb22 100644
--- a/.github/workflows/macos-build.yml
+++ b/.github/workflows/macos-build.yml
@@ -9,6 +9,10 @@ jobs:
     runs-on: macOS-latest
 
     steps:
+      - name: Install tinyxml2
+        run : |
+          brew update --verbose
+          brew install tinyxml2
       - name: Build mkpsxiso
         run: |
           wget https://github.com/Lameguy64/mkpsxiso/archive/refs/heads/master.zip -O ${{github.workspace}}/master.zip