diff --git a/contrib/guix/libexec/build.sh b/contrib/guix/libexec/build.sh
index 38f3958eb24..092f934cd8d 100755
--- a/contrib/guix/libexec/build.sh
+++ b/contrib/guix/libexec/build.sh
@@ -6,7 +6,7 @@ export LC_ALL=C
 set -e -o pipefail
 
 # Environment variables for determinism
-export TAR_OPTIONS="--owner=0 --group=0 --numeric-owner --mtime='@${SOURCE_DATE_EPOCH}' --sort=name"
+export TAR_OPTIONS="--no-same-owner --owner=0 --group=0 --numeric-owner --mtime='@${SOURCE_DATE_EPOCH}' --sort=name"
 export TZ=UTC
 
 # Although Guix _does_ set umask when building its own packages (in our case,