diff --git a/bar.go b/bar.go
index d0333f6..a9131a0 100644
--- a/bar.go
+++ b/bar.go
@@ -144,7 +144,13 @@
 // operation for example.
 func (b *Bar) SetRefill(amount int64) {
 	select {
-	case b.operateState <- func(s *bState) { s.refill = amount }:
+	case b.operateState <- func(s *bState) {
+		if amount < s.current {
+			s.refill = amount
+		} else {
+			s.refill = s.current
+		}
+	}:
 	case <-b.done:
 	}
 }
diff --git a/bar_test.go b/bar_test.go
index db25d50..94136b0 100644
--- a/bar_test.go
+++ b/bar_test.go
@@ -147,8 +147,8 @@
 
 	bar := p.New(int64(total), mpb.BarStyle().Refiller(refiller), mpb.BarFillerTrim())
 
+	bar.IncrBy(till)
 	bar.SetRefill(int64(till))
-	bar.IncrBy(till)
 	bar.IncrBy(total - till)
 
 	p.Wait()