diff --git a/graphicscontext.go b/graphicscontext.go
index 2cd5e378e..12c078573 100644
--- a/graphicscontext.go
+++ b/graphicscontext.go
@@ -82,7 +82,7 @@ func (c *graphicsContext) initializeIfNeeded() error {
 }
 
 func (c *graphicsContext) Update(afterFrameUpdate func()) error {
-	updateCount := clock.Update(FPS)
+	updateCount := clock.Update(defaultTPS)
 
 	if err := c.initializeIfNeeded(); err != nil {
 		return err
diff --git a/run.go b/run.go
index 579c6c868..290c02508 100644
--- a/run.go
+++ b/run.go
@@ -29,10 +29,12 @@ import (
 	"github.com/hajimehoshi/ebiten/internal/ui"
 )
 
+const defaultTPS = 60
+
 // FPS represents how many times game updating happens in a second (60).
 //
 // BUG: This actually represents TPS, not FPS.
-const FPS = 60
+const FPS = defaultTPS
 
 // CurrentFPS returns the current number of frames per second of rendering.
 //