diff --git a/src/components/PlayerController.jsx b/src/components/PlayerController.jsx
index 37d031a..8f0670f 100644
--- a/src/components/PlayerController.jsx
+++ b/src/components/PlayerController.jsx
@@ -107,8 +107,8 @@ export const PlayerController = ({
     if (player.id !== id) return;
     const time = clock.getElapsedTime();
     if (!body.current && !mario.current) return;
-    engineSound.current.setVolume(currentSpeed / 300 + 0.2);
-    engineSound.current.setPlaybackRate(currentSpeed / 10 + 0.1);
+    engineSound.current.setVolume(Math.abs(currentSpeed) / 300 + 0.2);
+    engineSound.current.setPlaybackRate(Math.abs(currentSpeed)  / 10 + 0.1);
     jumpSound.current.setPlaybackRate(1.5);
     jumpSound.current.setVolume(0.5);
     driftSound.current.setVolume(0.2);
diff --git a/src/components/PlayerControllerGamepad.jsx b/src/components/PlayerControllerGamepad.jsx
index 3b1a0b5..1d95c3a 100644
--- a/src/components/PlayerControllerGamepad.jsx
+++ b/src/components/PlayerControllerGamepad.jsx
@@ -104,8 +104,8 @@ export const PlayerControllerGamepad = ({
     const time = clock.getElapsedTime();
     if (!body.current && !mario.current) return;
     isDrifting.current = driftLeft.current || driftRight.current;
-    engineSound.current.setVolume(currentSpeed / 300 + 0.2);
-    engineSound.current.setPlaybackRate(currentSpeed / 10 + 0.1);
+    engineSound.current.setVolume(Math.abs(currentSpeed) / 300 + 0.2);
+    engineSound.current.setPlaybackRate(Math.abs(currentSpeed)  / 10 + 0.1);
     jumpSound.current.setPlaybackRate(1.5);
     jumpSound.current.setVolume(0.5);
     driftSound.current.setVolume(0.2);
diff --git a/src/components/PlayerControllerKeyboard.jsx b/src/components/PlayerControllerKeyboard.jsx
index 4580de0..a424140 100644
--- a/src/components/PlayerControllerKeyboard.jsx
+++ b/src/components/PlayerControllerKeyboard.jsx
@@ -110,8 +110,8 @@ export const PlayerControllerKeyboard = ({
     if (player.id !== id) return;
     const time = clock.getElapsedTime();
     if (!body.current && !mario.current) return;
-    engineSound.current.setVolume(currentSpeed / 300 + 0.2);
-    engineSound.current.setPlaybackRate(currentSpeed / 10 + 0.1);
+    engineSound.current.setVolume(Math.abs(currentSpeed) / 300 + 0.2);
+    engineSound.current.setPlaybackRate(Math.abs(currentSpeed)  / 10 + 0.1);
     jumpSound.current.setPlaybackRate(1.5);
     jumpSound.current.setVolume(0.5);
     driftSound.current.setVolume(0.2);
diff --git a/src/components/PlayerControllerTouch.jsx b/src/components/PlayerControllerTouch.jsx
index 982d106..cdd06f7 100644
--- a/src/components/PlayerControllerTouch.jsx
+++ b/src/components/PlayerControllerTouch.jsx
@@ -100,8 +100,8 @@ export const PlayerControllerTouch = ({
     if (player.id !== id) return;
     const time = clock.getElapsedTime();
     if (!body.current && !mario.current) return;
-    engineSound.current.setVolume(currentSpeed / 300 + 0.2);
-    engineSound.current.setPlaybackRate(currentSpeed / 10 + 0.1);
+    engineSound.current.setVolume(Math.abs(currentSpeed) / 300 + 0.2);
+    engineSound.current.setPlaybackRate(Math.abs(currentSpeed)  / 10 + 0.1);
     jumpSound.current.setPlaybackRate(1.5);
     jumpSound.current.setVolume(0.5);
     driftSound.current.setVolume(0.2);