diff --git a/user/don/systemd.nix b/user/don/systemd.nix
new file mode 100644
index 0000000..fd57fbc
--- /dev/null
+++ b/user/don/systemd.nix
@@ -0,0 +1,46 @@
+{pkgs, ...}:
+
+{
+  systemd.user =  {
+    services.mbsync = {
+  	  serviceConfig = {
+  	    Type = "oneshot";
+        Environment = "PATH=/run/current-system/sw/bin";
+  	    ExecStart = "/home/don/bin/mbsync";
+        RuntimeMaxSec = "3m";
+  	  };
+    };
+
+    services."mbsync-all" = {
+  	  serviceConfig = {
+  	    Type = "oneshot";
+        Environment = "PATH=/run/current-system/sw/bin";
+  	    ExecStart = "/home/don/bin/mbsync gmail";
+        RuntimeMaxSec = "3m";
+  	  };
+    };
+
+    timers.mbsync = {
+      timerConfig = {
+        OnBoot = "1m";
+        OnUnitActiveSec = "5m";
+        AccuracySec = "1m";
+        Unit = "mbsync.service";
+      };
+      wantedBy = [ "timers.target" ];
+      partOf = [ "mbsync.service" ];
+    };
+
+    timers."mbsync-all" = {
+      timerConfig = {
+        OnBoot = "10m";
+        OnUnitActiveSec = "14m";
+        AccuracySec = "1m";
+        Unit = "mbsync-all.service";
+      };
+      wantedBy = [ "timers.target" ];
+      partOf = [ "mbsync-all.service" ];
+    };
+
+  };
+}