diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index 52632f87c..ab3f78fc8 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -29,8 +29,8 @@ function(add_test_suite suite_name)
 
     add_custom_command(
         OUTPUT test_suite_${data_name}.c
-        COMMAND ${PERL_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/scripts/generate_code.pl ${CMAKE_CURRENT_SOURCE_DIR}/suites test_suite_${suite_name} test_suite_${data_name}
-        DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/scripts/generate_code.pl mbedtls suites/helpers.function suites/main_test.function suites/test_suite_${suite_name}.function suites/test_suite_${data_name}.data
+        COMMAND ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/scripts/generate_code.py -f ${CMAKE_CURRENT_SOURCE_DIR}/suites/test_suite_${suite_name}.function -d ${CMAKE_CURRENT_SOURCE_DIR}/suites/test_suite_${data_name}.data -t ${CMAKE_CURRENT_SOURCE_DIR}/suites/main_test.function -p ${CMAKE_CURRENT_SOURCE_DIR}/suites/desktop_test.function -s ${CMAKE_CURRENT_SOURCE_DIR}/suites --help-file ${CMAKE_CURRENT_SOURCE_DIR}/suites/helpers.function -o .
+        DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/scripts/generate_code.py mbedtls ${CMAKE_CURRENT_SOURCE_DIR}/suites/helpers.function ${CMAKE_CURRENT_SOURCE_DIR}/suites/main_test.function ${CMAKE_CURRENT_SOURCE_DIR}/suites/desktop_test.function ${CMAKE_CURRENT_SOURCE_DIR}/suites/test_suite_${suite_name}.function ${CMAKE_CURRENT_SOURCE_DIR}/suites/test_suite_${data_name}.data
     )
 
     include_directories(${CMAKE_CURRENT_SOURCE_DIR})