diff --git a/src/platform/nm-linux-platform.c b/src/platform/nm-linux-platform.c
index 8b4b081f64..008a3bc973 100644
--- a/src/platform/nm-linux-platform.c
+++ b/src/platform/nm-linux-platform.c
@@ -1942,9 +1942,10 @@ _wireguard_update_from_allowed_ips_nla (NMPWireGuardAllowedIP *allowed_ip,
 
 	_check_addr_or_return_val (tb, WGALLOWEDIP_A_IPADDR, addr_len, FALSE);
 
-	memset (allowed_ip, 0, sizeof (NMPWireGuardAllowedIP));
+	*allowed_ip = (NMPWireGuardAllowedIP) {
+		.family = family,
+	};
 
-	allowed_ip->family = family;
 	nm_assert ((int) allowed_ip->family == family);
 
 	if (tb[WGALLOWEDIP_A_IPADDR])
diff --git a/src/platform/nmp-object.c b/src/platform/nmp-object.c
index fd505282e2..1218b5a224 100644
--- a/src/platform/nmp-object.c
+++ b/src/platform/nmp-object.c
@@ -630,9 +630,12 @@ _nmp_object_stackinit_from_class (NMPObject *obj, const NMPClass *klass)
 	nm_assert (obj);
 	nm_assert (klass);
 
-	memset (obj, 0, sizeof (NMPObject));
-	obj->_class = klass;
-	obj->parent._ref_count = NM_OBJ_REF_COUNT_STACKINIT;
+	*obj = (NMPObject) {
+		.parent = {
+			.klass      = (const NMDedupMultiObjClass *) klass,
+			._ref_count = NM_OBJ_REF_COUNT_STACKINIT,
+		},
+	};
 }
 
 static NMPObject *
@@ -644,9 +647,12 @@ _nmp_object_stackinit_from_type (NMPObject *obj, NMPObjectType obj_type)
 	klass = nmp_class_from_type (obj_type);
 	nm_assert (klass);
 
-	memset (obj, 0, sizeof (NMPObject));
-	obj->_class = klass;
-	obj->parent._ref_count = NM_OBJ_REF_COUNT_STACKINIT;
+	*obj = (NMPObject) {
+		.parent = {
+			.klass      = (const NMDedupMultiObjClass *) klass,
+			._ref_count = NM_OBJ_REF_COUNT_STACKINIT,
+		},
+	};
 	return obj;
 }