diff --git a/tests/scripts/components-configuration-x509.sh b/tests/scripts/components-configuration-x509.sh
index 627dfe5..e8ef283 100644
--- a/tests/scripts/components-configuration-x509.sh
+++ b/tests/scripts/components-configuration-x509.sh
@@ -23,3 +23,13 @@
     tests/ssl-opt.sh
 }
 
+component_test_sw_inet_pton () {
+    msg "build: default plus MBEDTLS_TEST_SW_INET_PTON"
+
+    # MBEDTLS_TEST_HOOKS required for x509_crt_parse_cn_inet_pton
+    scripts/config.py set MBEDTLS_TEST_HOOKS
+    make CFLAGS="-DMBEDTLS_TEST_SW_INET_PTON"
+
+    msg "test: default plus MBEDTLS_TEST_SW_INET_PTON"
+    make test
+}