diff --git a/startup.sh b/startup.sh
index cc2f2f1..7b7cf07 100644
--- a/startup.sh
+++ b/startup.sh
@@ -18,7 +18,7 @@ sleep 1
 # Démarrer le Lidar
 echo "Starting the Lidar"
 screen -dmS lidar /home/modelec/Serge/detection_adversaire/build/lidar
-pidLidar=$(screen -ls | awk '/[0-9]+\..*\.lidar/ {print $1}')
+pidLidar=$(screen -ls | grep -o '[0-9]*\.lidar' | grep -o '[0-9]*')
 echo "Lidar pid" $pidLidar > /home/modelec/Serge/Lidar_pid.txt
 pids+=($pidLidar)
 sleep 1
@@ -33,7 +33,7 @@ sleep 1
 # Démarrer la caméra
 echo "Starting the camera"
 screen -dmS camera /home/modelec/Serge/detection_pot/build/arucoDetector /home/modelec/Serge/detection_pot/build/camera_calibration.yml 8080 --headless
-pidCam=$(screen -ls | awk '/[0-9]+\..*\.camera/ {print $1}')
+pidCam=$(screen -ls | grep -o '[0-9]*\.camera' | grep -o '[0-9]*')
 echo "Camera pid" $pidCam > /home/modelec/Serge/Camera_pid.txt
 pids+=($pidCam)
 sleep 1
@@ -41,7 +41,7 @@ sleep 1
 # Démarrer le programme d'interconnexion raspi -> arduino
 echo "Starting the interconnection program"
 screen -dmS connectors /home/modelec/Serge/connectors/build/connectors
-pid=$(screen -ls | awk '/[0-9]+\..*\.connectors/ {print $1}')
+pid=$(screen -ls | grep -o '[0-9]*\.connectors' | grep -o '[0-9]*')
 echo "Interconnection pid" $pid > /home/modelec/Serge/Interconnection_pid.txt
 pids+=($pid)
 sleep 1
@@ -49,7 +49,7 @@ sleep 1
 # Démarrer le programme de contrôle des servomoteurs
 echo "Starting the servomotor control program"
 screen -dmS servo_motor /home/modelec/Serge/servo_moteurs/build/servo_motor
-pid=$(screen -ls | awk '/[0-9]+\..*\.servo_motor/ {print $1}')
+pid=$(screen -ls | grep -o '[0-9]*\.servo_motor' | grep -o '[0-9]*')
 echo "Servomotor pid" $pid > /home/modelec/Serge/Servomotor_pid.txt
 pids+=($pid)
 sleep 1
@@ -57,7 +57,7 @@ sleep 1
 # Démarrer le programme de la tirette
 echo "Starting the tirette program"
 screen -dmS tirette /home/modelec/Serge/tirette/tirette
-pid=$(screen -ls | awk '/[0-9]+\..*\.tirette/ {print $1}')
+pid=$(screen -ls | grep -o '[0-9]*\.tirette' | grep -o '[0-9]*')
 echo "Tirette pid" $pid > /home/modelec/Serge/Tirette_pid.txt
 pids+=($pid)
 sleep 1