diff --git a/mk/macos/setupBuildDeps.sh b/mk/macos/setupBuildDeps.sh
index b7cc7c19b..06ee0d9b5 100755
--- a/mk/macos/setupBuildDeps.sh
+++ b/mk/macos/setupBuildDeps.sh
@@ -1,5 +1,6 @@
 #!/bin/sh
 brew update && \
+brew upgrade && \
 brew reinstall cmake \
     cppunit \
     curl \