diff --git a/cmake/external/cutlass.cmake b/cmake/external/cutlass.cmake
index 822b71c71d31db07b79a2a72eb1cf977c7c1ab07..3b731e0c112b69662fee582dd5f4dbb5df2a1e68 100644
--- a/cmake/external/cutlass.cmake
+++ b/cmake/external/cutlass.cmake
@@ -26,6 +26,10 @@ include_directories(
 
 add_definitions("-DPADDLE_WITH_CUTLASS")
 
+if(NOT PYTHON_EXECUTABLE)
+  find_package(PythonInterp REQUIRED)
+endif()
+
 ExternalProject_Add(
   extern_cutlass
   ${EXTERNAL_PROJECT_LOG_ARGS} ${SHALLOW_CLONE}