diff --git a/apps/go.mod b/apps/go.mod
index 5be16018..eee26ff2 100644
--- a/apps/go.mod
+++ b/apps/go.mod
@@ -3,7 +3,7 @@ module gioui.org/apps
 go 1.12
 
 require (
-	gioui.org/ui v0.0.0-20190705145213-86bc3e612d00
+	gioui.org/ui v0.0.0-20190705151457-38ec6a8831bd
 	github.com/google/go-github/v24 v24.0.1
 	golang.org/x/exp v0.0.0-20190627132806-fd42eb6b336f
 	golang.org/x/image v0.0.0-20190703141733-d6a02ce849c9
diff --git a/apps/gophers/main.go b/apps/gophers/main.go
index 9bcaf5ae..bb6f5ff2 100644
--- a/apps/gophers/main.go
+++ b/apps/gophers/main.go
@@ -177,7 +177,7 @@ func init() {
 
 func colorMaterial(ops *ui.Ops, color color.RGBA) ui.BlockOp {
 	ops.Begin()
-	gdraw.ColorOp{Col: color}.Add(ops)
+	gdraw.ColorOp{Color: color}.Add(ops)
 	return ops.End()
 }
 
diff --git a/apps/hello/hello.go b/apps/hello/hello.go
index b538c4b7..cfd59389 100644
--- a/apps/hello/hello.go
+++ b/apps/hello/hello.go
@@ -56,7 +56,7 @@ func loop(w *app.Window) {
 			cs := layout.ExactConstraints(w.Size())
 			ops.Reset()
 			ops.Begin()
-			draw.ColorOp{Col: maroon}.Add(ops)
+			draw.ColorOp{Color: maroon}.Add(ops)
 			material := ops.End()
 			text.Label{Material: material, Face: face, Alignment: text.Center, Text: message}.Layout(ops, cs)
 			w.Draw(ops)