diff --git a/.github/workflows/mbtserver.yml b/.github/workflows/mbtserver.yml
index ccee348..05d837c 100644
--- a/.github/workflows/mbtserver.yml
+++ b/.github/workflows/mbtserver.yml
@@ -54,6 +54,7 @@ jobs:
              else
                 brew upgrade;
                 brew install pkg-config
+                brew install libtool
                 brew install autoconf-archive
                 brew install autoconf
                 brew install automake