diff --git a/Crypto.cpp b/Crypto.cpp
index 65bed577..4e8673d2 100644
--- a/Crypto.cpp
+++ b/Crypto.cpp
@@ -828,7 +828,7 @@ namespace crypto
 		ENGINE_load_builtin_engines ();
 		ENGINE_load_dynamic ();
 #else
-		OPENSSL_init_crypto(OPENSSL_INIT_ENGINE_ALL_BUILTIN | NULL);
+		OPENSSL_init_crypto(OPENSSL_INIT_ENGINE_ALL_BUILTIN, NULL);
 #endif
 		g_GostEngine = ENGINE_by_id ("gost");
 		if (!g_GostEngine) return false;