diff --git a/src/crypto/crypto.c b/src/crypto/crypto.c
index 89091cc..2240df0 100644
--- a/src/crypto/crypto.c
+++ b/src/crypto/crypto.c
@@ -628,7 +628,7 @@
 {
     static void *crypto_API[crypto_API_pointers];
     PyObject *c_api_object;
-    PyObject *module, *dict;
+    PyObject *module;
 
     ERR_load_crypto_strings();
     OpenSSL_add_all_algorithms();
@@ -662,7 +662,6 @@
     PyModule_AddIntConstant(module, "TYPE_RSA", crypto_TYPE_RSA);
     PyModule_AddIntConstant(module, "TYPE_DSA", crypto_TYPE_DSA);
 
-    dict = PyModule_GetDict(module);
 #ifdef WITH_THREAD
     if (!init_openssl_threads())
         goto error;
@@ -671,7 +670,7 @@
         goto error;
     if (!init_crypto_x509name(module))
         goto error;
-    if (!init_crypto_x509store(dict))
+    if (!init_crypto_x509store(module))
         goto error;
     if (!init_crypto_x509req(module))
         goto error;
diff --git a/src/crypto/x509store.c b/src/crypto/x509store.c
index 6bf1310..9f46029 100644
--- a/src/crypto/x509store.c
+++ b/src/crypto/x509store.c
@@ -128,14 +128,19 @@
 /*
  * Initialize the X509Store part of the crypto module
  *
- * Arguments: dict - The crypto module dictionary
+ * Arguments: module - The crypto module
  * Returns:   None
  */
 int
-init_crypto_x509store(PyObject *dict)
+init_crypto_x509store(PyObject *module)
 {
-    crypto_X509Store_Type.ob_type = &PyType_Type;
-    Py_INCREF(&crypto_X509Store_Type);
-    PyDict_SetItemString(dict, "X509StoreType", (PyObject *)&crypto_X509Store_Type);
+    if (PyType_Ready(&crypto_X509Store_Type) < 0) {
+        return 0;
+    }
+
+    if (PyModule_AddObject(module, "X509StoreType", (PyObject *)&crypto_X509Store_Type) != 0) {
+        return 0;
+    }
+
     return 1;
 }