diff --git a/src/common/options/CMakeLists.txt b/src/common/options/CMakeLists.txt
index b432d866fa0c8e..bc2cc8d6420e0e 100644
--- a/src/common/options/CMakeLists.txt
+++ b/src/common/options/CMakeLists.txt
@@ -33,7 +33,7 @@ function(add_options name)
   set(h_file "${PROJECT_BINARY_DIR}/include/${name}_legacy_options.h")
   add_custom_command(PRE_BUILD
     OUTPUT ${cc_file} ${h_file}
-    COMMAND ${Python_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/y2c.py
+    COMMAND ${Python3_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/y2c.py
       --input ${yaml_file}
       --output ${cc_file}
       --legacy ${h_file}