diff --git a/bar_filler_bar.go b/bar_filler_bar.go
index b80e868..c0074c2 100644
--- a/bar_filler_bar.go
+++ b/bar_filler_bar.go
@@ -71,7 +71,7 @@
 // BarStyle constructs default bar style which can be altered via
 // BarStyleComposer interface.
 func BarStyle() BarStyleComposer {
-	bs := &barStyle{
+	bs := barStyle{
 		style:     defaultBarStyle,
 		tipFrames: []string{defaultBarStyle[iTip]},
 	}
@@ -81,79 +81,79 @@
 	return bs
 }
 
-func (s *barStyle) Lbound(bound string) BarStyleComposer {
+func (s barStyle) Lbound(bound string) BarStyleComposer {
 	s.style[iLbound] = bound
 	return s
 }
 
-func (s *barStyle) LboundMeta(fn func(string) string) BarStyleComposer {
+func (s barStyle) LboundMeta(fn func(string) string) BarStyleComposer {
 	s.metaFuncs[iLbound] = makeMetaFunc(fn)
 	return s
 }
 
-func (s *barStyle) Rbound(bound string) BarStyleComposer {
+func (s barStyle) Rbound(bound string) BarStyleComposer {
 	s.style[iRbound] = bound
 	return s
 }
 
-func (s *barStyle) RboundMeta(fn func(string) string) BarStyleComposer {
+func (s barStyle) RboundMeta(fn func(string) string) BarStyleComposer {
 	s.metaFuncs[iRbound] = makeMetaFunc(fn)
 	return s
 }
 
-func (s *barStyle) Filler(filler string) BarStyleComposer {
+func (s barStyle) Filler(filler string) BarStyleComposer {
 	s.style[iFiller] = filler
 	return s
 }
 
-func (s *barStyle) FillerMeta(fn func(string) string) BarStyleComposer {
+func (s barStyle) FillerMeta(fn func(string) string) BarStyleComposer {
 	s.metaFuncs[iFiller] = makeMetaFunc(fn)
 	return s
 }
 
-func (s *barStyle) Refiller(refiller string) BarStyleComposer {
+func (s barStyle) Refiller(refiller string) BarStyleComposer {
 	s.style[iRefiller] = refiller
 	return s
 }
 
-func (s *barStyle) RefillerMeta(fn func(string) string) BarStyleComposer {
+func (s barStyle) RefillerMeta(fn func(string) string) BarStyleComposer {
 	s.metaFuncs[iRefiller] = makeMetaFunc(fn)
 	return s
 }
 
-func (s *barStyle) Padding(padding string) BarStyleComposer {
+func (s barStyle) Padding(padding string) BarStyleComposer {
 	s.style[iPadding] = padding
 	return s
 }
 
-func (s *barStyle) PaddingMeta(fn func(string) string) BarStyleComposer {
+func (s barStyle) PaddingMeta(fn func(string) string) BarStyleComposer {
 	s.metaFuncs[iPadding] = makeMetaFunc(fn)
 	return s
 }
 
-func (s *barStyle) Tip(frames ...string) BarStyleComposer {
+func (s barStyle) Tip(frames ...string) BarStyleComposer {
 	if len(frames) != 0 {
 		s.tipFrames = frames
 	}
 	return s
 }
 
-func (s *barStyle) TipMeta(fn func(string) string) BarStyleComposer {
+func (s barStyle) TipMeta(fn func(string) string) BarStyleComposer {
 	s.metaFuncs[iTip] = makeMetaFunc(fn)
 	return s
 }
 
-func (s *barStyle) TipOnComplete() BarStyleComposer {
+func (s barStyle) TipOnComplete() BarStyleComposer {
 	s.tipOnComplete = true
 	return s
 }
 
-func (s *barStyle) Reverse() BarStyleComposer {
+func (s barStyle) Reverse() BarStyleComposer {
 	s.rev = true
 	return s
 }
 
-func (s *barStyle) Build() BarFiller {
+func (s barStyle) Build() BarFiller {
 	bf := &bFiller{
 		meta:          s.metaFuncs,
 		tipOnComplete: s.tipOnComplete,
diff --git a/bar_test.go b/bar_test.go
index 21ad361..6e9fbfa 100644
--- a/bar_test.go
+++ b/bar_test.go
@@ -201,11 +201,11 @@
 		mpb.WithAutoRefresh(),
 	)
 	bs := mpb.BarStyle()
-	bs.Lbound(string(runes[0]))
-	bs.Filler(string(runes[1]))
-	bs.Tip(string(runes[2]))
-	bs.Padding(string(runes[3]))
-	bs.Rbound(string(runes[4]))
+	bs = bs.Lbound(string(runes[0]))
+	bs = bs.Filler(string(runes[1]))
+	bs = bs.Tip(string(runes[2]))
+	bs = bs.Padding(string(runes[3]))
+	bs = bs.Rbound(string(runes[4]))
 	bar := p.New(int64(total), bs, mpb.BarFillerTrim())
 
 	bar.IncrBy(total)