diff --git a/src/core/devices/nm-device-ethernet.c b/src/core/devices/nm-device-ethernet.c
index 0f7f9d65cd..8c2a964302 100644
--- a/src/core/devices/nm-device-ethernet.c
+++ b/src/core/devices/nm-device-ethernet.c
@@ -370,7 +370,7 @@ check_connection_compatible(NMDevice     *device,
     if (s_wired) {
         const char        *mac, *perm_hw_addr;
         gboolean           try_mac = TRUE;
-        const char *const *mac_blacklist;
+        const char *const *mac_denylist;
         int                i;
 
         if (!match_subchans(self, s_wired, &try_mac)) {
@@ -390,17 +390,17 @@ check_connection_compatible(NMDevice     *device,
                 return FALSE;
             }
 
-            /* Check for MAC address blacklist */
-            mac_blacklist = nm_setting_wired_get_mac_address_blacklist(s_wired);
-            for (i = 0; mac_blacklist[i]; i++) {
-                if (!nm_utils_hwaddr_valid(mac_blacklist[i], ETH_ALEN)) {
+            /* Check for MAC address denylist */
+            mac_denylist = nm_setting_wired_get_mac_address_denylist(s_wired);
+            for (i = 0; mac_denylist[i]; i++) {
+                if (!nm_utils_hwaddr_valid(mac_denylist[i], ETH_ALEN)) {
                     nm_utils_error_set_literal(error,
                                                NM_UTILS_ERROR_CONNECTION_AVAILABLE_TEMPORARY,
                                                "invalid MAC in blacklist");
                     return FALSE;
                 }
 
-                if (nm_utils_hwaddr_matches(mac_blacklist[i], -1, perm_hw_addr, -1)) {
+                if (nm_utils_hwaddr_matches(mac_denylist[i], -1, perm_hw_addr, -1)) {
                     nm_utils_error_set_literal(error,
                                                NM_UTILS_ERROR_CONNECTION_AVAILABLE_TEMPORARY,
                                                "permanent MAC address of device blacklisted");
diff --git a/src/core/settings/plugins/ifcfg-rh/nms-ifcfg-rh-writer.c b/src/core/settings/plugins/ifcfg-rh/nms-ifcfg-rh-writer.c
index 904dd29938..f4598e2d13 100644
--- a/src/core/settings/plugins/ifcfg-rh/nms-ifcfg-rh-writer.c
+++ b/src/core/settings/plugins/ifcfg-rh/nms-ifcfg-rh-writer.c
@@ -1142,7 +1142,7 @@ write_wired_setting_impl(NMSettingWired *s_wired, shvarFile *ifcfg, gboolean is_
                   "GENERATE_MAC_ADDRESS_MASK",
                   nm_setting_wired_get_generate_mac_address_mask(s_wired));
 
-    macaddr_blacklist = nm_setting_wired_get_mac_address_blacklist(s_wired);
+    macaddr_blacklist = nm_setting_wired_get_mac_address_denylist(s_wired);
     if (macaddr_blacklist[0]) {
         gs_free char *blacklist_str = NULL;
 
diff --git a/src/libnm-client-impl/nm-device-ethernet.c b/src/libnm-client-impl/nm-device-ethernet.c
index 42b7262ddc..f51e49920c 100644
--- a/src/libnm-client-impl/nm-device-ethernet.c
+++ b/src/libnm-client-impl/nm-device-ethernet.c
@@ -195,7 +195,7 @@ connection_compatible(NMDevice *device, NMConnection *connection, GError **error
     if (s_wired) {
         const char        *perm_addr, *s_mac;
         gboolean           try_mac = TRUE;
-        const char *const *mac_blacklist;
+        const char *const *mac_denylist;
         int                i;
 
         /* Check s390 subchannels */
@@ -232,20 +232,20 @@ connection_compatible(NMDevice *device, NMConnection *connection, GError **error
                 return FALSE;
             }
 
-            /* Check for MAC address blacklist */
-            mac_blacklist = nm_setting_wired_get_mac_address_blacklist(s_wired);
-            for (i = 0; mac_blacklist[i]; i++) {
-                if (!nm_utils_hwaddr_valid(mac_blacklist[i], ETH_ALEN)) {
+            /* Check for MAC address denylist */
+            mac_denylist = nm_setting_wired_get_mac_address_denylist(s_wired);
+            for (i = 0; mac_denylist[i]; i++) {
+                if (!nm_utils_hwaddr_valid(mac_denylist[i], ETH_ALEN)) {
                     g_warn_if_reached();
                     g_set_error(error,
                                 NM_DEVICE_ERROR,
                                 NM_DEVICE_ERROR_INCOMPATIBLE_CONNECTION,
                                 _("Invalid MAC in the blacklist: %s."),
-                                mac_blacklist[i]);
+                                mac_denylist[i]);
                     return FALSE;
                 }
 
-                if (nm_utils_hwaddr_matches(mac_blacklist[i], -1, perm_addr, -1)) {
+                if (nm_utils_hwaddr_matches(mac_denylist[i], -1, perm_addr, -1)) {
                     g_set_error(error,
                                 NM_DEVICE_ERROR,
                                 NM_DEVICE_ERROR_INCOMPATIBLE_CONNECTION,