diff --git a/morph/lib/borgbackup.nix b/morph/lib/borgbackup.nix
index 56a51428da6eb4f9ef9207ca3eab9731c9a8dfbf..945d058ddc84f1d1fa02226e5ec33c0bf1a413af 100644
--- a/morph/lib/borgbackup.nix
+++ b/morph/lib/borgbackup.nix
@@ -58,6 +58,8 @@ in {
 
 	# Output statistics after uploading a backup set
 	extraCreateArgs = "--stats --json";
+	# All logs in JSON to help Prometheus/Grafana
+	extraArgs = "--log-json";
 
         # Ciphertext doesn't compress well
         compression = "none";