diff --git a/apps/ocsp.c b/apps/ocsp.c
index 9fd956882..bb420c2ec 100644
--- a/apps/ocsp.c
+++ b/apps/ocsp.c
@@ -1003,7 +1003,7 @@ static int make_ocsp_response(OCSP_RESPONSE **resp, OCSP_REQUEST *req,
     bs = OCSP_BASICRESP_new();
     thisupd = X509_gmtime_adj(NULL, 0);
     if (ndays != -1)
-        nextupd = X509_gmtime_adj(NULL, nmin * 60 + ndays * 3600 * 24);
+        nextupd = X509_time_adj_ex(NULL, ndays, nmin * 60, NULL);
 
     /* Examine each certificate id in the request */
     for (i = 0; i < id_count; i++) {
diff --git a/apps/x509.c b/apps/x509.c
index 929359b0d..e5fe61087 100644
--- a/apps/x509.c
+++ b/apps/x509.c
@@ -1170,12 +1170,7 @@ static int sign(X509 *x, EVP_PKEY *pkey, int days, int clrext,
     if (X509_gmtime_adj(X509_get_notBefore(x), 0) == NULL)
         goto err;
 
-    /* Lets just make it 12:00am GMT, Jan 1 1970 */
-    /* memcpy(x->cert_info->validity->notBefore,"700101120000Z",13); */
-    /* 28 days to be certified */
-
-    if (X509_gmtime_adj(X509_get_notAfter(x), (long)60 * 60 * 24 * days) ==
-        NULL)
+    if (X509_time_adj_ex(X509_get_notAfter(x), days, 0, NULL) == NULL)
         goto err;
 
     if (!X509_set_pubkey(x, pkey))