diff --git a/hosts/Infini-SERVER/default.nix b/hosts/Infini-SERVER/default.nix
index bb5db53..8519dc0 100644
--- a/hosts/Infini-SERVER/default.nix
+++ b/hosts/Infini-SERVER/default.nix
@@ -39,15 +39,15 @@
 
   services.minecraft-servers.servers.emd-server.autoStart = false;
 
-  services.borgbackup.jobs."persist" = {
+  services.borgbackup.jobs."persist" = let tmux = lib.getExe pkgs.tmux; in {
     preHook = ''
-      tmux -S /run/minecraft/friend-server.sock send-keys "say Server is backing up..." Enter
-      tmux -S /run/minecraft/friend-server.sock send-keys save-off Enter
-      tmux -S /run/minecraft/friend-server.sock send-keys save-all Enter
+      ${tmux} -S /run/minecraft/friend-server.sock send-keys "say Server is backing up..." Enter
+      ${tmux} -S /run/minecraft/friend-server.sock send-keys save-off Enter
+      ${tmux} -S /run/minecraft/friend-server.sock send-keys save-all Enter
     '';
     postHook = ''
-      tmux -S /run/minecraft/friend-server.sock send-keys save-on Enter
-      tmux -S /run/minecraft/friend-server.sock send-keys "say Backup complete" Enter
+      ${tmux} -S /run/minecraft/friend-server.sock send-keys save-on Enter
+      ${tmux} -S /run/minecraft/friend-server.sock send-keys "say Backup complete" Enter
     '';
   };