diff --git a/CI/before_install.osx.sh b/CI/before_install.osx.sh
index 0a4c7313c..fd8bd135d 100755
--- a/CI/before_install.osx.sh
+++ b/CI/before_install.osx.sh
@@ -2,6 +2,7 @@
 
 brew update
 brew outdated pkgconfig || brew upgrade pkgconfig
+brew install cmake
 brew install qt
 brew install ccache
 
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 09ccb315b..58376a7ce 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -314,6 +314,8 @@ if (DEFINED ENV{TRAVIS_BRANCH} OR DEFINED ENV{APPVEYOR})
     set(REQUIRED_BULLET_VERSION 283) # but for build testing, 283 is fine
 endif()
 
+set(Boost_NO_BOOST_CMAKE ON)
+
 find_package(Boost REQUIRED COMPONENTS ${BOOST_COMPONENTS})
 find_package(MyGUI 3.2.2 REQUIRED)
 find_package(SDL2 REQUIRED)