diff --git a/Makefile b/Makefile
index 33ede8bd..039a0ca3 100644
--- a/Makefile
+++ b/Makefile
@@ -94,13 +94,13 @@ idols-debug: aqua-debug ruby-debug kana-debug
 idols-image:
 	# take image for idols, and upload the image to proxmox nodes.
 	nom build .#aquamarine
-	scp result/vzdump-qemu-*.vma.zst root@gtr5:/var/lib/vz/dump
+	scp result root@gtr5:/var/lib/vz/dump/vzdump-qemu-aquamarine.vma.zst
 
 	nom build .#ruby
-	scp result/vzdump-qemu-*.vma.zst root@s500plus:/var/lib/vz/dump
+	scp result root@s500plus:/var/lib/vz/dump/vzdump-qemu-ruby.vma.zst
 
 	nom build .#kana
-	scp result/vzdump-qemu-*.vma.zst root@um560:/var/lib/vz/dump
+	scp result root@um560:/var/lib/vz/dump/vzdump-qemu-kana.vma.zst
 
 
 ############################################################################
diff --git a/hosts/idols/ai/default.nix b/hosts/idols/ai/default.nix
index 980f30b7..21206a68 100644
--- a/hosts/idols/ai/default.nix
+++ b/hosts/idols/ai/default.nix
@@ -13,7 +13,7 @@
     ../../../modules/nixos/fhs-fonts.nix
     ../../../modules/nixos/libvirt.nix
     ../../../modules/nixos/core-desktop.nix
-    # ../../../modules/nixos/remote-building.nix
+    ../../../modules/nixos/remote-building.nix
     ../../../modules/nixos/user-group.nix
 
     ../../../secrets/nixos.nix
diff --git a/modules/nixos/remote-building.nix b/modules/nixos/remote-building.nix
index a5ebdb7f..16e4b632 100644
--- a/modules/nixos/remote-building.nix
+++ b/modules/nixos/remote-building.nix
@@ -96,19 +96,19 @@
     # 星野 愛久愛海, Hoshino Aquamarine
     aquamarine = {
       hostNames = ["aquamarine" "192.168.5.101"];
-      publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIDnCQXlllHoLX5EvU+t6yP/npsmuxKt0skHVeJashizE";
+      publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIO0EzzjnuHBE9xEOZupLmaAj9xbYxkUDeLbMqFZ7YPjU";
     };
 
     # 星野 瑠美衣, Hoshino Rubii
     ruby = {
       hostNames = ["ruby" "192.168.5.102"];
-      publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIE7n11XxB8B3HjdyAsL3PuLVDZxWCzEOUTJAY8+goQmW";
+      publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIHrDXNQXELnbevZ1rImfXwmQHkRcd3TDNLsQo33c2tUf";
     };
 
     # 有馬 かな, Arima Kana
     kana = {
       hostNames = ["kana" "192.168.5.103"];
-      publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJ3dDLOZERP1nZfRz3zIeVDm1q2Trer+fWFVvVXrgXM1";
+      publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJMVX05DQD1XJ0AqFZzsRsqgeUOlZ4opAI+8tkVXyjq+";
     };
   };
 }