diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6e6a6462f9..4ce4d50b9b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -59,11 +59,6 @@ set(CMAKE_CXX_STANDARD 11)
 set(CMAKE_CXX_EXTENSIONS ON)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
-find_program(RUBY_EXECUTABLE ruby)
-if (NOT RUBY_EXECUTABLE)
-    message(FATAL_ERROR "Could not find ruby")
-endif()
-
 if(CMAKE_BUILD_TYPE STREQUAL "Release" OR CMAKE_BUILD_TYPE STREQUAL "RelWithDebInfo")
     set(IS_RELEASE_BUILD ON)
 endif()
diff --git a/cmake/settings.cmake b/cmake/settings.cmake
index ba83773704..979b5e1722 100644
--- a/cmake/settings.cmake
+++ b/cmake/settings.cmake
@@ -29,6 +29,11 @@ function(enable_settings exe name)
         ${ARGN}
     )
 
+    find_program(RUBY_EXECUTABLE ruby)
+    if (NOT RUBY_EXECUTABLE)
+        message(FATAL_ERROR "Could not find ruby")
+    endif()
+
     if(host STREQUAL TOOLCHAIN)
         set(USE_HOST_GCC "-g")
     endif()