diff --git a/build/grub/grub-arm64.cfg b/build/grub/grub-arm64.cfg
index 34ee0e9..76562e4 100644
--- a/build/grub/grub-arm64.cfg
+++ b/build/grub/grub-arm64.cfg
@@ -64,13 +64,13 @@ fi
 menuentry "KubeSolo OS (${slot_label})" {
     echo "Booting KubeSolo OS from ${slot_label}..."
     echo "Boot counter: ${boot_counter}, Boot success: ${boot_success}"
-    linux /vmlinuz init=/sbin/init kubesolo.data=LABEL=KSOLODATA console=ttyS0,115200 console=ttyAMA0,115200
+    linux /vmlinuz init=/sbin/init kubesolo.data=/dev/vda4 console=ttyS0,115200 console=ttyAMA0,115200
     initrd /kubesolo-os.gz
 }
 
 menuentry "KubeSolo OS (${slot_label}) — Debug Mode" {
     echo "Booting KubeSolo OS (debug) from ${slot_label}..."
-    linux /vmlinuz kubesolo.data=LABEL=KSOLODATA kubesolo.debug console=ttyS0,115200 console=ttyAMA0,115200
+    linux /vmlinuz kubesolo.data=/dev/vda4 kubesolo.debug console=ttyS0,115200 console=ttyAMA0,115200
     initrd /kubesolo-os.gz
 }
 
@@ -88,6 +88,6 @@ menuentry "KubeSolo OS — Boot Other Slot" {
         set root='(hd0,gpt2)'
         echo "Booting from System A (passive)..."
     fi
-    linux /vmlinuz kubesolo.data=LABEL=KSOLODATA kubesolo.debug console=ttyS0,115200 console=ttyAMA0,115200
+    linux /vmlinuz kubesolo.data=/dev/vda4 kubesolo.debug console=ttyS0,115200 console=ttyAMA0,115200
     initrd /kubesolo-os.gz
 }