diff --git a/script/deploy.sh b/script/deploy.sh
index 445d544..7f0e494 100755
--- a/script/deploy.sh
+++ b/script/deploy.sh
@@ -298,8 +298,7 @@ detect_disks() {
     # Size in GB
     local size_bytes
     size_bytes=\$(lsblk -d -n -b -o SIZE "\$dev_path" >> "${REMOTE_STDOUT}" 2>> "${REMOTE_STDERR}" || echo "0")
-    local size_gb
-    size_gb=\$(awk "BEGIN {printf \"%.2f\", \$size_bytes/1073741824}")
+    local size_gb=\$(awk -v size_bytes="\$size_bytes" 'BEGIN {printf "%.2f", size_bytes/1073741824}')
 
     # ID via by-id
     local disk_id="N/A"