1diff --git a/scripts/gen-randstruct-seed.sh b/scripts/gen-randstruct-seed.sh
2index 61017b36c464..7bb494dd2e18 100755
3--- a/scripts/gen-randstruct-seed.sh
4+++ b/scripts/gen-randstruct-seed.sh
5@@ -1,7 +1,7 @@
6 #!/bin/sh
7 # SPDX-License-Identifier: GPL-2.0
8
9-SEED=$(od -A n -t x8 -N 32 /dev/urandom | tr -d ' \n')
10+SEED="NIXOS_RANDSTRUCT_SEED"
11 echo "$SEED" > "$1"
12 HASH=$(echo -n "$SEED" | sha256sum | cut -d" " -f1)
13 echo "#define RANDSTRUCT_HASHED_SEED \"$HASH\"" > "$2"