diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 90db943..05c9800 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -54,7 +54,7 @@ jobs:
         glib: [ enable-glib, disable-glib ]
     steps:
       - name: Install packages
-        run: brew install bison gawk automake
+        run: brew install bison gawk automake libtool
       - uses: actions/checkout@v2
       - name: Fetch test data
         run: |
@@ -97,7 +97,7 @@ jobs:
       - name: Remove packages
         run: brew unlink unixodbc
       - name: Install packages
-        run: brew install libiodbc bison gawk automake
+        run: brew install libiodbc bison gawk automake libtool
       - name: Add path
         run: echo /usr/local/opt/libiodbc/bin >> $GITHUB_PATH
       - uses: actions/checkout@v2