diff --git a/.gitignore b/.gitignore
index aa002da..05aec8f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -19,3 +19,4 @@
 
 dist/
 notes.md
+release.sh
diff --git a/go.mod b/go.mod
index 98c3e7a..11e7f0b 100644
--- a/go.mod
+++ b/go.mod
@@ -1,10 +1,10 @@
 module neko
 
-go 1.24
+go 1.25
 
 require (
 	crg.eti.br/go/config v1.5.0
-	github.com/hajimehoshi/ebiten/v2 v2.8.7
+	github.com/hajimehoshi/ebiten/v2 v2.8.8
 )
 
 require (
@@ -12,11 +12,11 @@ require (
 	github.com/ebitengine/gomobile v0.0.0-20250329061421-6d0a8e981e4c // indirect
 	github.com/ebitengine/hideconsole v1.0.0 // indirect
 	github.com/ebitengine/oto/v3 v3.3.3 // indirect
-	github.com/ebitengine/purego v0.8.2 // indirect
+	github.com/ebitengine/purego v0.8.4 // indirect
 	github.com/jezek/xgb v1.1.1 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
-	golang.org/x/sync v0.12.0 // indirect
-	golang.org/x/sys v0.31.0 // indirect
+	golang.org/x/sync v0.16.0 // indirect
+	golang.org/x/sys v0.35.0 // indirect
 	gopkg.in/ini.v1 v1.67.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )
diff --git a/go.sum b/go.sum
index 9fe989c..90fe360 100644
--- a/go.sum
+++ b/go.sum
@@ -34,6 +34,8 @@ github.com/ebitengine/purego v0.8.1 h1:sdRKd6plj7KYW33EH5As6YKfe8m9zbN9JMrOjNVF/
 github.com/ebitengine/purego v0.8.1/go.mod h1:iIjxzd6CiRiOG0UyXP+V1+jWqUXVjPKLAI0mRfJZTmQ=
 github.com/ebitengine/purego v0.8.2 h1:jPPGWs2sZ1UgOSgD2bClL0MJIqu58nOmIcBuXr62z1I=
 github.com/ebitengine/purego v0.8.2/go.mod h1:iIjxzd6CiRiOG0UyXP+V1+jWqUXVjPKLAI0mRfJZTmQ=
+github.com/ebitengine/purego v0.8.4 h1:CF7LEKg5FFOsASUj0+QwaXf8Ht6TlFxg09+S9wz0omw=
+github.com/ebitengine/purego v0.8.4/go.mod h1:iIjxzd6CiRiOG0UyXP+V1+jWqUXVjPKLAI0mRfJZTmQ=
 github.com/hajimehoshi/ebiten/v2 v2.7.9 h1:DYH/usAa9dMHcGkBIIEApJsVqDekrJBxYHmsBuly8Iw=
 github.com/hajimehoshi/ebiten/v2 v2.7.9/go.mod h1:Ulbq5xDmdx47P24EJ+Mb31Zps7vQq+guieG9mghQUaA=
 github.com/hajimehoshi/ebiten/v2 v2.7.10 h1:fsVukQdPDUlalSSpFkuszTy0cK2DL0fxFoSnTVdlmAM=
@@ -46,6 +48,8 @@ github.com/hajimehoshi/ebiten/v2 v2.8.6 h1:Dkd/sYI0TYyZRCE7GVxV59XC+WCi2BbGAbIBj
 github.com/hajimehoshi/ebiten/v2 v2.8.6/go.mod h1:cCQ3np7rdmaJa1ZnvslraVlpxNb3wCjEnAP1LHNyXNA=
 github.com/hajimehoshi/ebiten/v2 v2.8.7 h1:DnvNZuB8RF0ffOUTuqaXHl9d51VAT9XYfEMQPYD37v4=
 github.com/hajimehoshi/ebiten/v2 v2.8.7/go.mod h1:durJ05+OYnio9b8q0sEtOgaNeBEQG7Yr7lRviAciYbs=
+github.com/hajimehoshi/ebiten/v2 v2.8.8 h1:xyMxOAn52T1tQ+j3vdieZ7auDBOXmvjUprSrxaIbsi8=
+github.com/hajimehoshi/ebiten/v2 v2.8.8/go.mod h1:durJ05+OYnio9b8q0sEtOgaNeBEQG7Yr7lRviAciYbs=
 github.com/jezek/xgb v1.1.1 h1:bE/r8ZZtSv7l9gk6nU0mYx51aXrvnyb44892TwSaqS4=
 github.com/jezek/xgb v1.1.1/go.mod h1:nrhwO0FX/enq75I7Y7G8iN1ubpSGZEiA3v9e9GyRFlk=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
@@ -62,6 +66,10 @@ golang.org/x/sync v0.11.0 h1:GGz8+XQP4FvTTrjZPzNKTMFtSXH80RAzG+5ghFPgK9w=
 golang.org/x/sync v0.11.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
 golang.org/x/sync v0.12.0 h1:MHc5BpPuC30uJk597Ri8TV3CNZcTLu6B6z4lJy+g6Jw=
 golang.org/x/sync v0.12.0/go.mod h1:1dzgHSNfp02xaA81J2MS99Qcpr2w7fw1gpm99rleRqA=
+golang.org/x/sync v0.15.0 h1:KWH3jNZsfyT6xfAfKiz6MRNmd46ByHDYaZ7KSkCtdW8=
+golang.org/x/sync v0.15.0/go.mod h1:1dzgHSNfp02xaA81J2MS99Qcpr2w7fw1gpm99rleRqA=
+golang.org/x/sync v0.16.0 h1:ycBJEhp9p4vXvUZNszeOq0kGTPghopOL8q0fq3vstxw=
+golang.org/x/sync v0.16.0/go.mod h1:1dzgHSNfp02xaA81J2MS99Qcpr2w7fw1gpm99rleRqA=
 golang.org/x/sys v0.25.0 h1:r+8e+loiHxRqhXVl6ML1nO3l1+oFoWbnlu2Ehimmi34=
 golang.org/x/sys v0.25.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/sys v0.26.0 h1:KHjCJyddX0LoSTb3J+vWpupP9p0oznkqVk/IfjymZbo=
@@ -74,6 +82,12 @@ golang.org/x/sys v0.30.0 h1:QjkSwP/36a20jFYWkSue1YwXzLmsV5Gfq7Eiy72C1uc=
 golang.org/x/sys v0.30.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/sys v0.31.0 h1:ioabZlmFYtWhL+TRYpcnNlLwhyxaM9kWTDEmfnprqik=
 golang.org/x/sys v0.31.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
+golang.org/x/sys v0.33.0 h1:q3i8TbbEz+JRD9ywIRlyRAQbM0qF7hu24q3teo2hbuw=
+golang.org/x/sys v0.33.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
+golang.org/x/sys v0.34.0 h1:H5Y5sJ2L2JRdyv7ROF1he/lPdvFsd0mJHFw2ThKHxLA=
+golang.org/x/sys v0.34.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
+golang.org/x/sys v0.35.0 h1:vz1N37gP5bs89s7He8XuIYXpyY0+QlsKmzipCbUtyxI=
+golang.org/x/sys v0.35.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/ini.v1 v1.67.0 h1:Dgnx+6+nfE+IfzjUEISNeydPJh9AXNNsWbGP9KzCsOA=
 gopkg.in/ini.v1 v1.67.0/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=
diff --git a/main.go b/main.go
index ef4072c..2285d99 100644
--- a/main.go
+++ b/main.go
@@ -148,54 +148,39 @@ func (m *neko) catchCursor(x, y int) {
 	m.state = 0
 	m.min = 8
 	m.max = 16
-	tr := 0.0
+
 	// get mouse direction
 	r := math.Atan2(float64(y), float64(x))
-	if r <= 0 {
-		tr = 360
-	}
-
-	a := (r / math.Pi * 180) + tr
+	a := math.Mod((r/math.Pi*180)+360, 360) // Normazing angle to [0, 360)
 
 	switch {
 	case a <= 292.5 && a > 247.5: // up
 		m.y -= cfg.Speed
+		m.sprite = "up"
 	case a <= 337.5 && a > 292.5: // up right
 		m.x += cfg.Speed / math.Sqrt2
 		m.y -= cfg.Speed / math.Sqrt2
+		m.sprite = "upright"
 	case a <= 22.5 || a > 337.5: // right
 		m.x += cfg.Speed
+		m.sprite = "right"
 	case a <= 67.5 && a > 22.5: // down right
 		m.x += cfg.Speed / math.Sqrt2
 		m.y += cfg.Speed / math.Sqrt2
+		m.sprite = "downright"
 	case a <= 112.5 && a > 67.5: // down
 		m.y += cfg.Speed
+		m.sprite = "down"
 	case a <= 157.5 && a > 112.5: // down left
 		m.x -= cfg.Speed / math.Sqrt2
 		m.y += cfg.Speed / math.Sqrt2
+		m.sprite = "downleft"
 	case a <= 202.5 && a > 157.5: // left
 		m.x -= cfg.Speed
-	case a <= 247.5 && a > 202.5: // up left
-		m.x -= cfg.Speed / math.Sqrt2
-		m.y -= cfg.Speed / math.Sqrt2
-	}
-
-	switch {
-	case a < 292 && a > 247:
-		m.sprite = "up"
-	case a < 337 && a > 292:
-		m.sprite = "upright"
-	case a < 22 || a > 337:
-		m.sprite = "right"
-	case a < 67 && a > 22:
-		m.sprite = "downright"
-	case a < 112 && a > 67:
-		m.sprite = "down"
-	case a < 157 && a > 112:
-		m.sprite = "downleft"
-	case a < 202 && a > 157:
 		m.sprite = "left"
-	case a < 247 && a > 202:
+	case a <= 247.5 && a > 202.5: // up left
+		m.x -= cfg.Speed
+		m.y -= cfg.Speed
 		m.sprite = "upleft"
 	}
 }