diff --git a/doc/installPi.sh b/doc/installPi.sh
index a46ba3a..e102106 100644
--- a/doc/installPi.sh
+++ b/doc/installPi.sh
@@ -165,5 +165,6 @@ if ! grep -w "logo.nologo" /boot/cmdline.txt; then
 fi
 
 chown itender:itender -R /home/itender/
+adduser itender gpio
 
 reboot now
diff --git a/src/MyGPIO.ts b/src/MyGPIO.ts
index 3f68790..275627a 100644
--- a/src/MyGPIO.ts
+++ b/src/MyGPIO.ts
@@ -1,5 +1,9 @@
 import GPIO from "rpi-gpio";
 import Container from "./database/Container";
+import debug from "debug";
+const log = debug("itender:gpio");
+
+// Package is raspi-gpio in raspberrypi
 
 export class MyGPIO {
     static setup(pin: number, direction): Promise<void> {
@@ -35,6 +39,7 @@ export class MyGPIO {
     }
 
     static setupPins(): Promise<void> {
+        log("Setting up GPIO-Pins...");
         return new Promise(async resolve => {
             let containers = await Container.find({});
             for (let c of containers) {
diff --git a/src/main.ts b/src/main.ts
index e8c8538..4082760 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -40,6 +40,7 @@ const wsApp = new WebsocketApp();
 
         log("Check OK, starting...");
         await init();
+        log("Init OK");
         setInterval(refresh, 1000 * 60);
         iTender.setStatus(iTenderStatus.READY);