diff --git a/tests/fp/fp-bench.c b/tests/fp/fp-bench.c
index fde6483619..39d80c9038 100644
--- a/tests/fp/fp-bench.c
+++ b/tests/fp/fp-bench.c
@@ -493,6 +493,7 @@ static void run_bench(void)
      * doesn't specify match those used by the Arm architecture.
      */
     set_float_2nan_prop_rule(float_2nan_prop_s_ab, &soft_status);
+    set_float_3nan_prop_rule(float_3nan_prop_s_cab, &soft_status);
     set_float_infzeronan_rule(float_infzeronan_dnan_if_qnan, &soft_status);
 
     f = bench_funcs[operation][precision];
diff --git a/tests/fp/fp-test.c b/tests/fp/fp-test.c
index 251c278ede..f290d523ab 100644
--- a/tests/fp/fp-test.c
+++ b/tests/fp/fp-test.c
@@ -940,6 +940,7 @@ void run_test(void)
      * doesn't specify match those used by the Arm architecture.
      */
     set_float_2nan_prop_rule(float_2nan_prop_s_ab, &qsf);
+    set_float_3nan_prop_rule(float_3nan_prop_s_cab, &qsf);
     set_float_infzeronan_rule(float_infzeronan_dnan_if_qnan, &qsf);
 
     genCases_setLevel(test_level);