diff --git a/ui/measure/measure.go b/ui/measure/measure.go
index 7e1ea088..12a6ea75 100644
--- a/ui/measure/measure.go
+++ b/ui/measure/measure.go
@@ -17,7 +17,7 @@ import (
 )
 
 type Faces struct {
-	Cfg         *ui.Config
+	Config      *ui.Config
 	faceCache   map[faceKey]*textFace
 	layoutCache map[layoutKey]cachedLayout
 	pathCache   map[pathKey]cachedPath
@@ -103,7 +103,7 @@ func (f *Faces) init() {
 }
 
 func (f *textFace) Layout(str string, singleLine bool, maxWidth int) *text.Layout {
-	ppem := fixed.Int26_6(f.faces.Cfg.Val(f.size)*64 + .5)
+	ppem := fixed.Int26_6(f.faces.Config.Val(f.size)*64 + .5)
 	lk := layoutKey{
 		f:          f.font.Font,
 		ppem:       ppem,
@@ -122,7 +122,7 @@ func (f *textFace) Layout(str string, singleLine bool, maxWidth int) *text.Layou
 }
 
 func (f *textFace) Path(str text.String) ui.OpBlock {
-	ppem := fixed.Int26_6(f.faces.Cfg.Val(f.size)*64 + .5)
+	ppem := fixed.Int26_6(f.faces.Config.Val(f.size)*64 + .5)
 	pk := pathKey{
 		f:    f.font.Font,
 		ppem: ppem,