diff --git a/configurations/host/Old-materusPC/network.nix b/configurations/host/Old-materusPC/network.nix
index 7f74e92..420fe43 100644
--- a/configurations/host/Old-materusPC/network.nix
+++ b/configurations/host/Old-materusPC/network.nix
@@ -39,6 +39,7 @@
       "wireguard-peer.${materusArg.wireguard.pubKeys.valkyrie}" = {
         endpoint = "${materusArg.ips.valkyrie}:${materusArg.wireguard.port}";
         allowed-ips = "${materusArg.ip-masks.wireguard.general};";
+        persistent-keepalive = "20";
       };
       ipv4 = {
         address1 = "${materusArg.ips.wireguard.Old-materusPC}/23";
diff --git a/configurations/host/materusPC/network.nix b/configurations/host/materusPC/network.nix
index 34656d5..a709151 100644
--- a/configurations/host/materusPC/network.nix
+++ b/configurations/host/materusPC/network.nix
@@ -54,6 +54,7 @@
       "wireguard-peer.${materusArg.wireguard.pubKeys.valkyrie}" = {
         endpoint = "${materusArg.ips.valkyrie}:${materusArg.wireguard.port}";
         allowed-ips = "${materusArg.ip-masks.wireguard.general};";
+        persistent-keepalive = "20";
       };
       ipv4 = {
         address1 = "${materusArg.ips.wireguard.materusPC}/23";