diff --git a/python/SetupPython.cmake b/python/SetupPython.cmake
index ef8cfbd88f..229506c277 100644
--- a/python/SetupPython.cmake
+++ b/python/SetupPython.cmake
@@ -35,9 +35,9 @@ else()
   endif()
 endif()
 
-if (PYTHON_INSTALL_NATIVE_MODULES)
-  execute_process(COMMAND ${CMAKE_COMMAND} -E env --unset=PIP_REQUIRE_VIRTUALENV ${Python_EXECUTABLE} -m pip install --target=${ENERGYPLUS_DIR}/python_standard_lib --upgrade jinja2 numpy pandas pip)
-endif()
+execute_process(COMMAND ${CMAKE_COMMAND} -E env --unset=PIP_REQUIRE_VIRTUALENV ${Python_EXECUTABLE}
+  -m pip install --target=${ENERGYPLUS_DIR}/python_standard_lib --upgrade -r ${PROJECT_SOURCE_DIR}/python/requirements.txt
+)
 
 get_filename_component(Python_PROGRAM_NAME ${Python_EXECUTABLE} NAME)
 
diff --git a/python/requirements.txt b/python/requirements.txt
new file mode 100644
index 0000000000..2dba6bd7af
--- /dev/null
+++ b/python/requirements.txt
@@ -0,0 +1,4 @@
+jinja2 == 3.1.2
+numpy == 1.24.4
+pandas == 2.0.3
+pytest == 7.4.2