Index: dll/win32/crypt32/rootstore.c
===================================================================
--- dll/win32/crypt32/rootstore.c	(revision 73349)
+++ dll/win32/crypt32/rootstore.c	(working copy)
@@ -743,6 +743,15 @@
     {
         read_trusted_roots_from_known_locations(memStore);
         add_ms_root_certs(memStore);
+#ifdef __REACTOS__
+        {
+            HCERTSTORE regStore = CertOpenStore(CERT_STORE_PROV_SYSTEM_W, 0, 0, CERT_SYSTEM_STORE_LOCAL_MACHINE, L"AuthRoot");
+            if (regStore)
+            {
+                CertAddStoreToCollection(memStore, regStore, 0, 0);
+            }
+        }
+#endif
     }
 
     TRACE("returning %p\n", memStore);