diff --git a/src/libnm-core-impl/nm-setting-private.h b/src/libnm-core-impl/nm-setting-private.h
index 466b78109c..d87c5d7ee1 100644
--- a/src/libnm-core-impl/nm-setting-private.h
+++ b/src/libnm-core-impl/nm-setting-private.h
@@ -1032,6 +1032,38 @@ _nm_properties_override(GArray *properties_override, const NMSettInfoProperty *p
     }                                                                                             \
     G_STMT_END
 
+/* This should not be used for new strv properties. Use _nm_setting_property_define_direct_strv().
+ *
+ * FIXME: existing properties should migrate to _nm_setting_property_define_direct_strv(). */
+#define _nm_setting_property_define_gprop_strv_oldstyle(properties_override,                    \
+                                                        obj_properties,                         \
+                                                        prop_name,                              \
+                                                        prop_id,                                \
+                                                        param_flags)                            \
+    G_STMT_START                                                                                \
+    {                                                                                           \
+        GParamSpec *_param_spec;                                                                \
+                                                                                                \
+        G_STATIC_ASSERT(!NM_FLAGS_ANY((param_flags),                                            \
+                                      ~(NM_SETTING_PARAM_SECRET | NM_SETTING_PARAM_FUZZY_IGNORE \
+                                        | NM_SETTING_PARAM_INFERRABLE                           \
+                                        | NM_SETTING_PARAM_REAPPLY_IMMEDIATELY)));              \
+                                                                                                \
+        _param_spec =                                                                           \
+            g_param_spec_boxed("" prop_name "",                                                 \
+                               "",                                                              \
+                               "",                                                              \
+                               G_TYPE_STRV,                                                     \
+                               G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS | (param_flags));     \
+                                                                                                \
+        (obj_properties)[(prop_id)] = _param_spec;                                              \
+                                                                                                \
+        _nm_properties_override_gobj((properties_override),                                     \
+                                     _param_spec,                                               \
+                                     &nm_sett_info_propert_type_gprop_strv_oldstyle);           \
+    }                                                                                           \
+    G_STMT_END
+
 /*****************************************************************************/
 
 gboolean _nm_setting_use_legacy_property(NMSetting  *setting,