diff --git a/src/libnm-core-impl/nm-setting-ip4-config.c b/src/libnm-core-impl/nm-setting-ip4-config.c
index e2d6a26bbc..2a10098e23 100644
--- a/src/libnm-core-impl/nm-setting-ip4-config.c
+++ b/src/libnm-core-impl/nm-setting-ip4-config.c
@@ -8,6 +8,7 @@
 #include "nm-setting-ip4-config.h"
 
 #include "nm-setting-private.h"
+#include "nm-utils-private.h"
 
 /**
  * SECTION:nm-setting-ip4-config
@@ -321,9 +322,21 @@ verify(NMSetting *setting, NMConnection *connection, GError **error)
 }
 
 static GVariant *
-ip4_dns_to_dbus(const GValue *prop_value)
+ip4_dns_to_dbus(const NMSettInfoSetting *               sett_info,
+                const NMSettInfoProperty *              property_info,
+                NMConnection *                          connection,
+                NMSetting *                             setting,
+                NMConnectionSerializationFlags          flags,
+                const NMConnectionSerializationOptions *options)
 {
-    return nm_utils_ip4_dns_to_variant(g_value_get_boxed(prop_value));
+    GPtrArray *dns;
+
+    dns = _nm_setting_ip_config_get_dns_array(NM_SETTING_IP_CONFIG(setting));
+
+    if (nm_g_ptr_array_len(dns) == 0)
+        return NULL;
+
+    return _nm_utils_ip4_dns_to_variant((const char *const *) dns->pdata, dns->len);
 }
 
 static void
@@ -955,10 +968,10 @@ nm_setting_ip4_config_class_init(NMSettingIP4ConfigClass *klass)
     _nm_properties_override_gobj(
         properties_override,
         g_object_class_find_property(G_OBJECT_CLASS(setting_class), NM_SETTING_IP_CONFIG_DNS),
-        NM_SETT_INFO_PROPERT_TYPE_GPROP(NM_G_VARIANT_TYPE("au"),
-                                        .compare_fcn = _nm_setting_property_compare_fcn_default,
-                                        .gprop_from_dbus_fcn = ip4_dns_from_dbus, ),
-        .to_dbus_data.gprop_to_dbus_fcn = ip4_dns_to_dbus);
+        NM_SETT_INFO_PROPERT_TYPE_DBUS(NM_G_VARIANT_TYPE("au"),
+                                       .compare_fcn = _nm_setting_property_compare_fcn_default,
+                                       .to_dbus_fcn = ip4_dns_to_dbus,
+                                       .gprop_from_dbus_fcn = ip4_dns_from_dbus, ), );
 
     /* ---dbus---
      * property: addresses
diff --git a/src/libnm-core-impl/nm-utils-private.h b/src/libnm-core-impl/nm-utils-private.h
index de4500055f..eec84dc637 100644
--- a/src/libnm-core-impl/nm-utils-private.h
+++ b/src/libnm-core-impl/nm-utils-private.h
@@ -65,6 +65,7 @@ GVariant *_nm_team_settings_property_to_dbus(const NMSettInfoSetting *
 
 void _nm_team_settings_property_from_dbus_link_watchers(GVariant *dbus_value, GValue *prop_value);
 
+GVariant *_nm_utils_ip4_dns_to_variant(const char *const *dns, gssize len);
 GVariant *_nm_utils_ip6_dns_to_variant(const char *const *dns, gssize len);
 
 #endif
diff --git a/src/libnm-core-impl/nm-utils.c b/src/libnm-core-impl/nm-utils.c
index fb97eef0d7..ca7c820535 100644
--- a/src/libnm-core-impl/nm-utils.c
+++ b/src/libnm-core-impl/nm-utils.c
@@ -1283,19 +1283,29 @@ nm_utils_wpa_psk_valid(const char *psk)
  **/
 GVariant *
 nm_utils_ip4_dns_to_variant(char **dns)
+{
+    return _nm_utils_ip4_dns_to_variant(NM_CAST_STRV_CC(dns), -1);
+}
+
+GVariant *
+_nm_utils_ip4_dns_to_variant(const char *const *dns, gssize len)
 {
     GVariantBuilder builder;
+    gsize           l;
     gsize           i;
 
+    if (len < 0)
+        l = NM_PTRARRAY_LEN(dns);
+    else
+        l = len;
+
     g_variant_builder_init(&builder, G_VARIANT_TYPE("au"));
 
-    if (dns) {
-        for (i = 0; dns[i]; i++) {
-            guint32 ip = 0;
+    for (i = 0; i < l; i++) {
+        in_addr_t ip;
 
-            inet_pton(AF_INET, dns[i], &ip);
+        if (inet_pton(AF_INET, dns[i], &ip) == 1)
             g_variant_builder_add(&builder, "u", ip);
-        }
     }
 
     return g_variant_builder_end(&builder);