diff --git a/tests/installed/destructive/itest-bare-root.sh b/tests/installed/destructive/itest-bare-root.sh
index 18a3931f..055d873c 100755
--- a/tests/installed/destructive/itest-bare-root.sh
+++ b/tests/installed/destructive/itest-bare-root.sh
@@ -27,7 +27,7 @@ ostree fsck
 ostree ls -X testref ${victim_symlink} > ls.txt
 assert_file_has_content ls.txt 'security\.biometric'
 ostree ls -X ${host_refspec} ${victim_symlink} > ls.txt
-assert_not_file_has_content ls.txt security\.biometric
+assert_not_file_has_content ls.txt 'security\.biometric'
 ostree ls -X testref usr/bin > ls.txt
 assert_file_has_content ls.txt 'security\.crunchy'