diff --git a/lib/progress.c b/lib/progress.c
index adbb737ed..60627b2af 100644
--- a/lib/progress.c
+++ b/lib/progress.c
@@ -250,8 +250,8 @@ long Curl_pgrsLimitWaitTime(curl_off_t cursize,
                             struct timeval now)
 {
   curl_off_t size = cursize - startsize;
-  size_t minimum;
-  size_t actual;
+  time_t minimum;
+  time_t actual;
 
   /* we don't have a starting point yet -- return 0 so it gets (re)set */
   if(start.tv_sec == 0 && start.tv_usec == 0)