diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index e831d3f..c422717 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -91,7 +91,7 @@ jobs:
       - name: Install dependencies (packages)
         run: |
           sudo /usr/local/bin/pip3 install jsonschema jinja2
-          brew install make autoconf automake pkg-config gnu-sed gettext
+          brew install make autoconf automake pkg-config gnu-sed gettext libtool
           sudo rm -rf /usr/local/Frameworks/Python*
           curl -LO https://github.com/ProcursusTeam/ldid/releases/download/v2.1.5-procursus7/ldid_macosx_x86_64
           sudo install -m755 ldid_macosx_x86_64 /usr/local/bin/ldid