diff --git a/crypto/x509/by_dir.c b/crypto/x509/by_dir.c
index 4445b058..434e5abe 100644
--- a/crypto/x509/by_dir.c
+++ b/crypto/x509/by_dir.c
@@ -362,7 +362,7 @@ static int get_cert_by_subject(X509_LOOKUP *xl, int type, X509_NAME *name,
                                  postfix, k);
                 }
 #ifndef OPENSSL_NO_POSIX_IO
-# ifdef _WIN32
+# if defined(_WIN32) && !defined(stat)
 #  define stat _stat
 # endif
                 {