diff --git a/contrib/netbsd-tests/lib/libexecinfo/t_backtrace.c b/contrib/netbsd-tests/lib/libexecinfo/t_backtrace.c
index 00f716e9c972..cc97cbb2ec45 100644
--- a/contrib/netbsd-tests/lib/libexecinfo/t_backtrace.c
+++ b/contrib/netbsd-tests/lib/libexecinfo/t_backtrace.c
@@ -147,7 +147,6 @@ ATF_TC(backtrace_fmt_basic);
 ATF_TC_HEAD(backtrace_fmt_basic, tc)
 {
 	atf_tc_set_md_var(tc, "descr", "Test backtrace_fmt(3)");
-	atf_tc_set_md_var(tc, "require.files", "/proc/self");
 }
 
 ATF_TC_BODY(backtrace_fmt_basic, tc)