diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1660dd9dfa77..a2fab9df4885 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -51,6 +51,12 @@ set(RUN_IN_PLACE ${DEFAULT_RUN_IN_PLACE} CACHE BOOL
 
 set(BUILD_CLIENT TRUE CACHE BOOL "Build client")
 set(BUILD_HEADLESS TRUE CACHE BOOL "Build in headless mode")
+
+if(APPLE AND BUILD_HEADLESS)
+	message(FATAL_ERROR "Headless mode is not supported on MacOS yet. It should be possible, PRs welcome.")
+endif()
+
+
 set(BUILD_SERVER FALSE CACHE BOOL "Build server")
 set(BUILD_UNITTESTS TRUE CACHE BOOL "Build unittests")
 set(BUILD_BENCHMARKS FALSE CACHE BOOL "Build benchmarks")