diff --git a/.ci-macosx.sh b/.ci-macosx.sh
index 2f6a534c8..a27cf3415 100644
--- a/.ci-macosx.sh
+++ b/.ci-macosx.sh
@@ -10,9 +10,10 @@ brew update
 brew install pkg-config
 brew install opam
 brew install libev
+brew install openssl
 opam init -y -a --bare
 
-opam switch create . ocaml-base-compiler --deps-only --locked -y -j 2 -v
+opam switch create . ocaml-base-compiler --deps-only --locked -y -j 2 # -v
 eval $(opam env)
 make
 make opaminstall