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-rw-r--r--nixos/modules/installer/tools/nixos-generate-config.pl2
1 files changed, 1 insertions, 1 deletions
diff --git a/nixos/modules/installer/tools/nixos-generate-config.pl b/nixos/modules/installer/tools/nixos-generate-config.pl
index a929e1eb826..b768be6a3e0 100644
--- a/nixos/modules/installer/tools/nixos-generate-config.pl
+++ b/nixos/modules/installer/tools/nixos-generate-config.pl
@@ -354,7 +354,7 @@ EOF
         if ($status != 0 || join("", @msg) =~ /ERROR:/) {
             die "Failed to retrieve subvolume info for $mountPoint\n";
         }
-        my @ids = join("", @id_info) =~ m/Object ID:[ \t\n]*([^ \t\n]*)/;
+        my @ids = join("", @id_info) =~ m/Subvolume ID:[ \t\n]*([^ \t\n]*)/;
         if ($#ids > 0) {
             die "Btrfs subvol name for $mountPoint listed multiple times in mount\n"
         } elsif ($#ids == 0) {