diff --git a/borgbackup.nix b/borgbackup.nix
index 1a7fa66..8bdd3f5 100644
--- a/borgbackup.nix
+++ b/borgbackup.nix
@@ -36,5 +36,8 @@
     compression = "auto,lzma";
     startAt = "daily";
     persistentTimer = true;
+    preHook = ''
+      /bin/sh -c 'while ! /run/current-system/sw/bin/ping -c1 google.com; do sleep 1; done'
+    '';
   };
 }