diff --git a/internal/ui/context.go b/internal/ui/context.go
index c56e1c5cd..1288c5132 100644
--- a/internal/ui/context.go
+++ b/internal/ui/context.go
@@ -30,8 +30,6 @@ import (
 	"github.com/hajimehoshi/ebiten/v2/internal/hooks"
 )
 
-const DefaultTPS = clock.DefaultTPS
-
 type Game interface {
 	NewOffscreenImage(width, height int) *Image
 	Layout(outsideWidth, outsideHeight int) (int, int)
@@ -353,14 +351,6 @@ func SetFPSMode(fpsMode FPSModeType) {
 	theUI.SetFPSMode(fpsMode)
 }
 
-func TPS() int {
-	return clock.TPS()
-}
-
-func SetTPS(tps int) {
-	clock.SetTPS(tps)
-}
-
 func IsScreenClearedEveryFrame() bool {
 	return theGlobalState.isScreenClearedEveryFrame()
 }
diff --git a/run.go b/run.go
index 00f2471cd..f561927f0 100644
--- a/run.go
+++ b/run.go
@@ -76,7 +76,7 @@ type Game interface {
 }
 
 // DefaultTPS represents a default ticks per second, that represents how many times game updating happens in a second.
-const DefaultTPS = ui.DefaultTPS
+const DefaultTPS = clock.DefaultTPS
 
 // CurrentFPS returns the current number of FPS (frames per second), that represents
 // how many swapping buffer happens per second.
@@ -417,7 +417,7 @@ func ScheduleFrame() {
 //
 // MaxTPS is concurrent-safe.
 func MaxTPS() int {
-	return ui.TPS()
+	return clock.TPS()
 }
 
 // CurrentTPS returns the current TPS (ticks per second),
@@ -447,7 +447,7 @@ const UncappedTPS = SyncWithFPS
 //
 // SetMaxTPS is concurrent-safe.
 func SetMaxTPS(tps int) {
-	ui.SetTPS(tps)
+	clock.SetTPS(tps)
 }
 
 // IsScreenTransparent reports whether the window is transparent.