diff --git a/lib/dns/tests/dnstap_test.c b/lib/dns/tests/dnstap_test.c
index 5c46eda56d..13b4907d5d 100644
--- a/lib/dns/tests/dnstap_test.c
+++ b/lib/dns/tests/dnstap_test.c
@@ -382,7 +382,8 @@ main(void) {
 
 	return (cmocka_run_group_tests(tests, NULL, NULL));
 #else  /* if HAVE_DNSTAP */
-	print_message("1..0 # Skip dnstap not enabled\n");
+	print_message("1..0 # Skipped: dnstap not enabled\n");
+	return (SKIPPED_TEST_EXIT_CODE);
 #endif /* HAVE_DNSTAP */
 }
 
diff --git a/lib/isc/tests/doh_test.c b/lib/isc/tests/doh_test.c
index 879e42a431..5159f0e5df 100644
--- a/lib/isc/tests/doh_test.c
+++ b/lib/isc/tests/doh_test.c
@@ -1765,7 +1765,7 @@ main(void) {
 int
 main(void) {
 	printf("1..0 # Skipped: cmocka not available\n");
-	return (0);
+	return (SKIPPED_TEST_EXIT_CODE);
 }
 
 #endif /* if HAVE_CMOCKA */
diff --git a/lib/isc/tests/tlsdns_test.c b/lib/isc/tests/tlsdns_test.c
index 9e1f6f5431..76b8974417 100644
--- a/lib/isc/tests/tlsdns_test.c
+++ b/lib/isc/tests/tlsdns_test.c
@@ -893,7 +893,7 @@ main(void) {
 int
 main(void) {
 	printf("1..0 # Skipped: cmocka not available\n");
-	return (0);
+	return (SKIPPED_TEST_EXIT_CODE);
 }
 
 #endif /* if HAVE_CMOCKA */