1 files changed, 9 insertions, 3 deletions
diff --git a/lib/transfer.c b/lib/transfer.c
index 0af351042..2ea07592d 100644
--- a/lib/transfer.c
+++ b/lib/transfer.c
@@ -1419,9 +1419,15 @@ CURLcode Curl_readwrite(struct connectdata *conn,
 
   if (data->set.timeout &&
       ((Curl_tvdiff(k->now, k->start)/1000) >= data->set.timeout)) {
-    failf(data, "Operation timed out with %" FORMAT_OFF_T
-          " out of %" FORMAT_OFF_T " bytes received",
-          k->bytecount, conn->size);
+    if (conn->size != -1) {
+      failf(data, "Operation timed out after %d seconds with %"
+            FORMAT_OFF_T " out of %" FORMAT_OFF_T " bytes received",
+            data->set.timeout, k->bytecount, conn->size);
+    } else {
+      failf(data, "Operation timed out after %d seconds with %"
+            FORMAT_OFF_T " bytes received",
+            data->set.timeout, k->bytecount);
+    }
     return CURLE_OPERATION_TIMEOUTED;
   }