diff --git a/lldb/cmake/modules/LLDBConfig.cmake b/lldb/cmake/modules/LLDBConfig.cmake
--- a/lldb/cmake/modules/LLDBConfig.cmake
+++ b/lldb/cmake/modules/LLDBConfig.cmake
@@ -250,7 +250,7 @@
   endif()
 
   # Set the same variables as FindPythonInterp and FindPythonLibs.
-  set(PYTHON_EXECUTABLE         "${PYTHON_EXECUTABLE}"          PARENT_SCOPE)
+  set(PYTHON_EXECUTABLE         "${PYTHON_EXECUTABLE}"          CACHE PATH "Path to python executable.")
   set(PYTHON_LIBRARY            "${PYTHON_LIBRARY}"             PARENT_SCOPE)
   set(PYTHON_DLL                "${PYTHON_DLL}"                 PARENT_SCOPE)
   set(PYTHON_INCLUDE_DIR        "${PYTHON_INCLUDE_DIR}"         PARENT_SCOPE)