diff --git a/README.md b/README.md
index a8c4172..3a9eaff 100644
--- a/README.md
+++ b/README.md
@@ -45,7 +45,7 @@
             // replace ETA decorator with "done" message, OnComplete event
             decor.OnComplete(
                 // ETA decorator with ewma age of 60, and width reservation of 4
-                decor.EwmaETA(decor.ET_STYLE_GO, 60, decor.WC{W: 4}), "done",
+                decor.AverageETA(decor.ET_STYLE_GO, decor.WC{W: 4}), "done",
             ),
         ),
         mpb.AppendDecorators(decor.Percentage()),
@@ -53,13 +53,8 @@
     // simulating some work
     max := 100 * time.Millisecond
     for i := 0; i < total; i++ {
-        // start variable is solely for EWMA calculation
-        // EWMA's unit of measure is an iteration's duration
-        start := time.Now()
         time.Sleep(time.Duration(rand.Intn(10)+1) * max / 10)
         bar.Increment()
-        // we need to call DecoratorEwmaUpdate to fulfill ewma decorator's contract
-        bar.DecoratorEwmaUpdate(time.Since(start))
     }
     // wait for our bar to complete and flush
     p.Wait()
diff --git a/_examples/singleBar/main.go b/_examples/singleBar/main.go
index 7331021..5c6029f 100644
--- a/_examples/singleBar/main.go
+++ b/_examples/singleBar/main.go
@@ -23,8 +23,7 @@
 			decor.Name(name, decor.WC{W: len(name) + 1, C: decor.DidentRight}),
 			// replace ETA decorator with "done" message, OnComplete event
 			decor.OnComplete(
-				// ETA decorator with ewma age of 60, and width reservation of 4
-				decor.EwmaETA(decor.ET_STYLE_GO, 60, decor.WC{W: 4}), "done",
+				decor.AverageETA(decor.ET_STYLE_GO, decor.WC{W: 4}), "done",
 			),
 		),
 		mpb.AppendDecorators(decor.Percentage()),
@@ -32,13 +31,8 @@
 	// simulating some work
 	max := 100 * time.Millisecond
 	for i := 0; i < total; i++ {
-		// start variable is solely for EWMA calculation
-		// EWMA's unit of measure is an iteration's duration
-		start := time.Now()
 		time.Sleep(time.Duration(rand.Intn(10)+1) * max / 10)
 		bar.Increment()
-		// we need to call DecoratorEwmaUpdate to fulfill ewma decorator's contract
-		bar.DecoratorEwmaUpdate(time.Since(start))
 	}
 	// wait for our bar to complete and flush
 	p.Wait()