diff --git a/lib/progress.c b/lib/progress.c
index 9d354679c..c6517ad0a 100644
--- a/lib/progress.c
+++ b/lib/progress.c
@@ -274,13 +274,13 @@ int Curl_pgrsUpdate(struct connectdata *conn)
 
   /* The average download speed this far */
   data->progress.dlspeed = (curl_off_t)
-    (data->progress.downloaded/(data->progress.timespent>0?
-                               data->progress.timespent:1));
+    ((double)data->progress.downloaded/
+     (data->progress.timespent>0?data->progress.timespent:1));
 
   /* The average upload speed this far */
   data->progress.ulspeed = (curl_off_t)
-    (data->progress.uploaded/(data->progress.timespent>0?
-                              data->progress.timespent:1));
+    ((double)data->progress.uploaded/
+     (data->progress.timespent>0?data->progress.timespent:1));
 
   if(data->progress.lastshow == Curl_tvlong(now))
     return 0; /* never update this more than once a second if the end isn't
@@ -332,7 +332,7 @@ int Curl_pgrsUpdate(struct connectdata *conn)
         /* the 'amount' value is bigger than would fit in 32 bits if
            multiplied with 1000, so we use the double math for this */
         data->progress.current_speed = (curl_off_t)
-          (amount/(span_ms/1000.0));
+          ((double)amount/(span_ms/1000.0));
       else
         /* the 'amount' value is small enough to fit within 32 bits even
            when multiplied with 1000 */