diff --git a/src/Mayaqua/Encrypt.c b/src/Mayaqua/Encrypt.c
index 8875fdc2..d700fdf6 100644
--- a/src/Mayaqua/Encrypt.c
+++ b/src/Mayaqua/Encrypt.c
@@ -3704,7 +3704,9 @@ void FreeCryptLibrary()
 #ifdef OPENSSL_FIPS
 	FIPS_mode_set(0);
 #endif
+#ifndef OPENSSL_NO_ENGINE
 	ENGINE_cleanup();
+#endif
 	CONF_modules_unload(1);
 	EVP_cleanup();