diff --git a/Doc/c-api/init_config.rst b/Doc/c-api/init_config.rst
index 84064d93ea3..37f5b9f880b 100644
--- a/Doc/c-api/init_config.rst
+++ b/Doc/c-api/init_config.rst
@@ -197,12 +197,12 @@ PyPreConfig
 
    Function to initialize a preconfiguration:
 
-   .. c:function:: void PyPreConfig_InitIsolatedConfig(PyPreConfig *preconfig)
+   .. c:function:: void PyPreConfig_InitPythonConfig(PyPreConfig *preconfig)
 
       Initialize the preconfiguration with :ref:`Python Configuration
       <init-python-config>`.
 
-   .. c:function:: void PyPreConfig_InitPythonConfig(PyPreConfig *preconfig)
+   .. c:function:: void PyPreConfig_InitIsolatedConfig(PyPreConfig *preconfig)
 
       Initialize the preconfiguration with :ref:`Isolated Configuration
       <init-isolated-conf>`.