diff --git a/source/dub/generators/cmake.d b/source/dub/generators/cmake.d
index aab50f5..ce49ba5 100644
--- a/source/dub/generators/cmake.d
+++ b/source/dub/generators/cmake.d
@@ -117,6 +117,8 @@
         
         if(!cmakeListsPath.existsFile)
         {
+            logWarn("You must use a fork of CMake which has D support for these scripts to function properly.");
+            logWarn("It is available at https://github.com/trentforkert/cmake");
             logInfo("Generating default CMakeLists.txt");
             script.put("cmake_minimum_required(VERSION 3.0)\n");
             script.put("project(%s D)\n".format(m_project.rootPackage.name));