diff --git a/README.md b/README.md
index c3e1c77..ef54e18 100755
--- a/README.md
+++ b/README.md
@@ -154,7 +154,7 @@ services:
       - /dev:/dev:rw              # Full /dev access improves hotplug handling
       - /run/udev:/run/udev:ro    # Access to udev events
     environment:
-
+    # - SKIP_PERMCHECK            # Skip USB permission change for rootless implementations
       - SECRET_KEY=test1234567890 # for password encryption and decryption in the database
       - UDEV=1                    # Improve USB detection
     ports:
diff --git a/src/filesystem.sh b/src/filesystem.sh
index 46a7c84..48d9863 100755
--- a/src/filesystem.sh
+++ b/src/filesystem.sh
@@ -116,21 +116,31 @@ detect_usb_devices() {
 
 # Function to fix USB permissions if applicable
 fix_usb_permissions() {
-    if [ -d "/dev/bus/usb" ]; then
-        # First set ownership to root:nut for good measure
-        chown -R root:nut /dev/bus/usb
-        # Now grant read-write to all users (old method that worked better)
-        chmod -R o+rw /dev/bus/usb 2>/dev/null
-        startup_log "USB device permissions updated (all users access granted)"
-    else
-        startup_log "WARNING: Directory /dev/bus/usb not found!"
-    fi
-    
-    # Set the suid bit on the nut commands
-    chmod u+s /usr/bin/upsc /usr/bin/upscmd /usr/bin/upsrw 2>/dev/null
-    if [ "$ENABLE_LOG_STARTUP" = "Y" ]; then
-        startup_log "Set suid permissions for NUT commands"
-    fi
+    case "${SKIP_PERMCHECK,,}" in
+        true|1|yes)
+            startup_log "Skipping USB permission updates (SKIP_PERMCHECK=${SKIP_PERMCHECK})"
+            if [ "$ENABLE_LOG_STARTUP" = "Y" ]; then
+                startup_log "Skipping SUID permissions for NUT commands (SKIP_PERMCHECK=${SKIP_PERMCHECK})"
+            fi
+            ;;
+        *)
+            if [ -d "/dev/bus/usb" ]; then
+                # First set ownership to root:nut for good measure
+                chown -R root:nut /dev/bus/usb
+                # Now grant read-write to all users (old method that worked better)
+                chmod -R o+rw /dev/bus/usb 2>/dev/null
+                startup_log "USB device permissions updated (all users access granted)"
+            else
+                startup_log "WARNING: Directory /dev/bus/usb not found!"
+            fi
+
+            # Set the suid bit on the nut commands
+            chmod u+s /usr/bin/upsc /usr/bin/upscmd /usr/bin/upsrw 2>/dev/null
+            if [ "$ENABLE_LOG_STARTUP" = "Y" ]; then
+                startup_log "Set suid permissions for NUT commands"
+            fi
+            ;;
+    esac
 }
 
 # Clean up existing PID files to prevent conflicts