diff --git a/src/if_python3.c b/src/if_python3.c
index 302be7e..ea59a42 100644
--- a/src/if_python3.c
+++ b/src/if_python3.c
@@ -174,7 +174,12 @@
 # define _PyObject_NextNotImplemented (*py3__PyObject_NextNotImplemented)
 # define PyModule_AddObject py3_PyModule_AddObject
 # define PyImport_AppendInittab py3_PyImport_AppendInittab
-# define _PyUnicode_AsString py3__PyUnicode_AsString
+# if PY_VERSION_HEX >= 0x030300f0
+#  undef _PyUnicode_AsString
+#  define _PyUnicode_AsString py3_PyUnicode_AsUTF8String
+# else
+#  define _PyUnicode_AsString py3__PyUnicode_AsString
+# endif
 # undef PyUnicode_AsEncodedString
 # define PyUnicode_AsEncodedString py3_PyUnicode_AsEncodedString
 # undef PyBytes_AsString
@@ -281,7 +286,11 @@
 static PyObject* py3__Py_TrueStruct;
 static int (*py3_PyModule_AddObject)(PyObject *m, const char *name, PyObject *o);
 static int (*py3_PyImport_AppendInittab)(const char *name, PyObject* (*initfunc)(void));
+#if PY_VERSION_HEX >= 0x030300f0
+static char* (*py3_PyUnicode_AsUTF8String)(PyObject *unicode);
+#else
 static char* (*py3__PyUnicode_AsString)(PyObject *unicode);
+#endif
 static PyObject* (*py3_PyUnicode_AsEncodedString)(PyObject *unicode, const char* encoding, const char* errors);
 static char* (*py3_PyBytes_AsString)(PyObject *bytes);
 static int (*py3_PyBytes_AsStringAndSize)(PyObject *bytes, char **buffer, int *length);
@@ -397,7 +406,11 @@
     {"PyObject_Init", (PYTHON_PROC*)&py3__PyObject_Init},
     {"PyModule_AddObject", (PYTHON_PROC*)&py3_PyModule_AddObject},
     {"PyImport_AppendInittab", (PYTHON_PROC*)&py3_PyImport_AppendInittab},
+#if PY_VERSION_HEX >= 0x030300f0
+    {"PyUnicode_AsUTF8String", (PYTHON_PROC*)&py3_PyUnicode_AsUTF8String},
+#else
     {"_PyUnicode_AsString", (PYTHON_PROC*)&py3__PyUnicode_AsString},
+#endif
     {"PyBytes_AsString", (PYTHON_PROC*)&py3_PyBytes_AsString},
     {"PyBytes_AsStringAndSize", (PYTHON_PROC*)&py3_PyBytes_AsStringAndSize},
     {"PyBytes_FromString", (PYTHON_PROC*)&py3_PyBytes_FromString},
@@ -490,6 +503,12 @@
 
     /* Load unicode functions separately as only the ucs2 or the ucs4 functions
      * will be present in the library. */
+#if PY_VERSION_HEX >= 0x030300f0
+    ucs_from_string = symbol_from_dll(hinstPy3, "PyUnicode_FromString");
+    ucs_decode = symbol_from_dll(hinstPy3, "PyUnicode_Decode");
+    ucs_as_encoded_string = symbol_from_dll(hinstPy3,
+	    "PyUnicode_AsEncodedString");
+#else
     ucs_from_string = symbol_from_dll(hinstPy3, "PyUnicodeUCS2_FromString");
     ucs_decode = symbol_from_dll(hinstPy3,
 	    "PyUnicodeUCS2_Decode");
@@ -504,6 +523,7 @@
 	ucs_as_encoded_string = symbol_from_dll(hinstPy3,
 		"PyUnicodeUCS4_AsEncodedString");
     }
+#endif
     if (ucs_from_string && ucs_decode && ucs_as_encoded_string)
     {
 	py3_PyUnicode_FromString = ucs_from_string;
@@ -600,8 +620,8 @@
 
 #define GET_ATTR_STRING(name, nameobj) \
     char	*name = ""; \
-    if(PyUnicode_Check(nameobj)) \
-        name = _PyUnicode_AsString(nameobj)
+    if (PyUnicode_Check(nameobj)) \
+	name = _PyUnicode_AsString(nameobj)
 
 #define PY3OBJ_DELETED(obj) (obj->ob_base.ob_refcnt<=0)
 
@@ -704,6 +724,8 @@
 	Py_SetPythonHome(PYTHON3_HOME);
 #endif
 
+	PyImport_AppendInittab("vim", Py3Init_vim);
+
 #if !defined(MACOS) || defined(MACOS_X_UNIX)
 	Py_Initialize();
 #else
@@ -719,8 +741,6 @@
 	if (PythonIO_Init())
 	    goto fail;
 
-	PyImport_AppendInittab("vim", Py3Init_vim);
-
 	globals = PyModule_GetDict(PyImport_AddModule("__main__"));
 
 	/* Remove the element from sys.path that was added because of our