diff --git a/lib/vtls/mbedtls.c b/lib/vtls/mbedtls.c
index d7759dc849a42ad88b720a4f32cfaa96f1451241..209ec74f7e20839749a6e76f504f69213159bd1c 100644
--- a/lib/vtls/mbedtls.c
+++ b/lib/vtls/mbedtls.c
@@ -795,7 +795,8 @@ static ssize_t mbed_recv(struct connectdata *conn, int num,
   if(ret <= 0) {
     if(ret == MBEDTLS_ERR_SSL_PEER_CLOSE_NOTIFY)
       return 0;
-
+    else if(!ret)
+      return 0;
     *curlcode = (ret == MBEDTLS_ERR_SSL_WANT_READ) ?
       CURLE_AGAIN : CURLE_RECV_ERROR;
     return -1;