diff --git a/scripts/zephyr_module.py b/scripts/zephyr_module.py
index 0431227..f119ce8 100755
--- a/scripts/zephyr_module.py
+++ b/scripts/zephyr_module.py
@@ -90,7 +90,7 @@
     cmake_path = os.path.join(module, cmake_setting or 'zephyr')
     cmake_file = os.path.join(cmake_path, 'CMakeLists.txt')
     if os.path.isfile(cmake_file) and cmake_out is not None:
-        cmake_out.write('{}:{}\n'.format(os.path.basename(module),
+        cmake_out.write('\"{}\":\"{}\"\n'.format(os.path.basename(module),
                                          os.path.abspath(cmake_path)))
 
     kconfig_file = os.path.join(module, kconfig_setting or 'zephyr/Kconfig')