diff --git a/index.js b/index.js
index a5a6f63..f1025dc 100644
--- a/index.js
+++ b/index.js
@@ -81,7 +81,7 @@ class GPIOPort extends events_1.EventEmitter {
         try {
             clearInterval(this._timeout);
             await fs_1.promises.writeFile(`/sys/class/gpio/export`, parseUint16(this.portNumber.toString()).toString());
-            await fs_1.promises.writeFile(`/sys/class/gpio/${parseUint16(this.portNumber.toString())}/direction`, direction);
+            await fs_1.promises.writeFile(`/sys/class/gpio/gpio${parseUint16(this.portNumber.toString())}/direction`, direction);
             if (direction === "in") {
                 this._timeout = setInterval(this.read.bind(this), this._pollingInterval);
             }
@@ -104,7 +104,7 @@ class GPIOPort extends events_1.EventEmitter {
     }
     async read() {
         try {
-            const buffer = await fs_1.promises.readFile(`/sys/class/gpio/${parseUint16(this.portNumber.toString())}/value`);
+            const buffer = await fs_1.promises.readFile(`/sys/class/gpio/gpio${parseUint16(this.portNumber.toString())}/value`);
             const value = parseUint16(buffer.toString());
             if (this._value !== value) {
                 this._value = value;
@@ -118,7 +118,7 @@ class GPIOPort extends events_1.EventEmitter {
     }
     async write(value) {
         try {
-            await fs_1.promises.writeFile(`/sys/class/gpio/${parseUint16(this.portNumber.toString())}/value`, parseUint16(value.toString()).toString());
+            await fs_1.promises.writeFile(`/sys/class/gpio/gpio${parseUint16(this.portNumber.toString())}/value`, parseUint16(value.toString()).toString());
         }
         catch (error) {
             throw new OperationError(error);
diff --git a/index.ts b/index.ts
index 313766e..8d0e10d 100644
--- a/index.ts
+++ b/index.ts
@@ -134,7 +134,9 @@ export class GPIOPort extends EventEmitter {
         parseUint16(this.portNumber.toString()).toString()
       );
       await fs.writeFile(
-        `/sys/class/gpio/${parseUint16(this.portNumber.toString())}/direction`,
+        `/sys/class/gpio/gpio${parseUint16(
+          this.portNumber.toString()
+        )}/direction`,
         direction
       );
       if (direction === "in") {
@@ -169,7 +171,7 @@ export class GPIOPort extends EventEmitter {
   async read() {
     try {
       const buffer = await fs.readFile(
-        `/sys/class/gpio/${parseUint16(this.portNumber.toString())}/value`
+        `/sys/class/gpio/gpio${parseUint16(this.portNumber.toString())}/value`
       );
 
       const value = parseUint16(buffer.toString()) as GPIOValue;
@@ -188,7 +190,7 @@ export class GPIOPort extends EventEmitter {
   async write(value: GPIOValue) {
     try {
       await fs.writeFile(
-        `/sys/class/gpio/${parseUint16(this.portNumber.toString())}/value`,
+        `/sys/class/gpio/gpio${parseUint16(this.portNumber.toString())}/value`,
         parseUint16(value.toString()).toString()
       );
     } catch (error) {