diff --git a/pkgs/additional/sane-scripts/src/sane-reclaim-boot-space b/pkgs/additional/sane-scripts/src/sane-reclaim-boot-space
index 0b55c2e5..57904b0c 100755
--- a/pkgs/additional/sane-scripts/src/sane-reclaim-boot-space
+++ b/pkgs/additional/sane-scripts/src/sane-reclaim-boot-space
@@ -40,7 +40,7 @@ class ConfEntry:
             attr_val = getattr(self, attr_name)
             return f"{attr_name.upper()} {attr_val}"
 
-        fdtdir = self.format_attr("fdtdir") if self.fdtdir is not None else ""
+        fdtdir = format_attr("fdtdir") if self.fdtdir is not None else ""
         return f"""
 {format_attr("label")}
   {format_attr("menu")}