diff --git a/contrib/netbsd-tests/lib/libm/t_hypot.c b/contrib/netbsd-tests/lib/libm/t_hypot.c
index 075c5c83fe14..cbb056ee470e 100644
--- a/contrib/netbsd-tests/lib/libm/t_hypot.c
+++ b/contrib/netbsd-tests/lib/libm/t_hypot.c
@@ -70,6 +70,7 @@ ATF_TC_BODY(pr50698, tc)
 	ATF_CHECK(!isnan(val));
 }
 
+#if __LDBL_MANT_DIG__ == 64
 ATF_TC(hypotl_near_underflow);
 ATF_TC_HEAD(hypotl_near_underflow, tc)
 {
@@ -88,6 +89,7 @@ ATF_TC_BODY(hypotl_near_underflow, tc)
 	ATF_CHECK(!isinf(val));
 	ATF_CHECK(fabsl(val - e) <= 2 * ulp);
 }
+#endif /* __LDBL_MANT_DIG__ == 64 */
 
 ATF_TP_ADD_TCS(tp)
 {
@@ -95,7 +97,9 @@ ATF_TP_ADD_TCS(tp)
 	ATF_TP_ADD_TC(tp, hypot_integer);
 	ATF_TP_ADD_TC(tp, hypotf_integer);
 	ATF_TP_ADD_TC(tp, pr50698);
+#if __LDBL_MANT_DIG__ == 64
 	ATF_TP_ADD_TC(tp, hypotl_near_underflow);
+#endif /* __LDBL_MANT_DIG__ == 64 */
 
 	return atf_no_error();
 }