diff --git a/services/monitoring/tempo.nix b/services/monitoring/tempo.nix
index 1ca9856..7fdeeaf 100644
--- a/services/monitoring/tempo.nix
+++ b/services/monitoring/tempo.nix
@@ -21,6 +21,9 @@
           local = {
             path = "/var/lib/tempo";
           };
+          wal = {
+            path = "/var/lib/tempo/wal";
+          };
         };
       };
     };