diff --git a/crypto/bio/bss_bio.c b/crypto/bio/bss_bio.c
index 0f9f0955b41187f99a1bd8abcc46480c005139d9..76bd48e7679b22f6492265b84e4b61acacad75fa 100644
--- a/crypto/bio/bss_bio.c
+++ b/crypto/bio/bss_bio.c
@@ -919,6 +919,6 @@ int BIO_nwrite(BIO *bio, char **buf, int num)
 
 	ret = BIO_ctrl(bio, BIO_C_NWRITE, num, buf);
 	if (ret > 0)
-		bio->num_read += ret;
+		bio->num_write += ret;
 	return ret;
 	}