diff --git a/.github/workflows/test-build.yml b/.github/workflows/test-build.yml
index 358ec647c..3f7fe3282 100644
--- a/.github/workflows/test-build.yml
+++ b/.github/workflows/test-build.yml
@@ -19,6 +19,7 @@ jobs:
           brew update
           brew install automake
           brew install texinfo
+          brew install libtool
           export PATH=/usr/local/opt/texinfo/bin:$PATH
       - name: build-openocd
         run: |