diff --git a/lib/ftp.c b/lib/ftp.c
index 3d8f4d314..3cbaf663d 100644
--- a/lib/ftp.c
+++ b/lib/ftp.c
@@ -2059,9 +2059,9 @@ CURLcode ftp_perform(struct connectdata *conn,
       struct tm *tm;
 #ifdef HAVE_LOCALTIME_R
       struct tm buffer;
-      tm = (struct tm *)localtime_r(&data->info.filetime, &buffer);
+      tm = (struct tm *)localtime_r((time_t *)&data->info.filetime, &buffer);
 #else
-      tm = localtime(&data->info.filetime);
+      tm = localtime((time_t *)&data->info.filetime);
 #endif
       /* format: "Tue, 15 Nov 1994 12:45:26 GMT" */
       strftime(buf, BUFSIZE-1, "Last-Modified: %a, %d %b %Y %H:%M:%S GMT\r\n",
diff --git a/lib/urldata.h b/lib/urldata.h
index 3318b7f57..165b90fe1 100644
--- a/lib/urldata.h
+++ b/lib/urldata.h
@@ -548,8 +548,10 @@ struct connectdata {
 struct PureInfo {
   int httpcode;
   int httpversion;
-  time_t filetime; /* If requested, this is might get set. Set to -1 if
-                      the time was unretrievable */
+  long filetime; /* If requested, this is might get set. Set to -1 if the time
+                    was unretrievable. We cannot have this of type time_t,
+                    since time_t is unsigned on several platforms such as
+                    OpenVMS. */
   long header_size;  /* size of read header(s) in bytes */
   long request_size; /* the amount of bytes sent in the request(s) */