diff --git a/hosts/yodaHedgehog/host-specific.nix b/hosts/yodaHedgehog/host-specific.nix
index a4414fa..35604bc 100644
--- a/hosts/yodaHedgehog/host-specific.nix
+++ b/hosts/yodaHedgehog/host-specific.nix
@@ -43,6 +43,11 @@ in
     };
   };
   systemd.services."daily-backup-and-suspend" = {
+    # If the system wakes up at 00:05, it is not directly connected to the Internet.
+    # Thus, `btrbk` might fail with the following error while connecting to `rootNas`:
+    #   ssh: Could not resolve hostname p1st.de: Name or service not known
+    # To avoid this, we depend on the `network-online` systemd target.
+    after = [ "network-online.target" ];
     # Packages required for this script.
     # For `ssh` and `journalwatch`, there are assertions above.
     path = with pkgs; [