diff --git a/scripts/update_script.sh b/scripts/update_script.sh
index 37890836..61de8104 100644
--- a/scripts/update_script.sh
+++ b/scripts/update_script.sh
@@ -1,13 +1,5 @@
 #!/bin/bash
-# This script performs:
-# fetch origin main
-#- if any change:
-#    pull changes
-#    any others change needed
-# 
-# This script must be run with a crontab, run every hour
-# 0 * * * * bash /home/pi/pyro-engine/scripts/update_script.sh >> /home/pi/pyro-engine/logfile.log 2>&1
-
+# This script fetches changes from the main branch and updates if there are any.
 
 # Print current date and time
 echo "$(date): Checking for updates"
@@ -15,19 +7,20 @@ echo "$(date): Checking for updates"
 # Navigate to the repository directory
 cd /home/pi/pyro-engine
 
-# Check for updates and pull
-git fetch origin
+# Fetch main branch specifically and update local tracking
+git fetch origin main:refs/remotes/origin/main
+
+# Get the lamain commit hash of the current HEAD and the remote main branch
 HEADHASH=$(git rev-parse HEAD)
-UPSTREAMHASH=$(git rev-parse origin/main)
+UPSTREAMHASH=$(git rev-parse refs/remotes/origin/main)
 
+# Compare hashes and update if they are different
 if [ "$HEADHASH" != "$UPSTREAMHASH" ]
 then
-    echo "$(date): New changes detected ! Updating and executing script..."
+    echo "$(date): New changes detected! Updating and executing script..."
     git pull origin main
-    # Add any action here
-    echo "$(date): Update done !"
-
+    # Add any additional actions here
+    echo "$(date): Update done!"
 else
     echo "$(date): No changes detected"
 fi
-