diff --git a/dashboards/base/datasources/loki.yaml b/dashboards/base/datasources/loki.yaml
index 57795b9..3a94111 100644
--- a/dashboards/base/datasources/loki.yaml
+++ b/dashboards/base/datasources/loki.yaml
@@ -8,6 +8,9 @@ spec:
       dashboards: external
   datasource:
     name: Loki
+    # Pinned UID so dashboards (tenant logs rows) and the Tempo→Loki
+    # tracesToLogsV2 bridge can reference this datasource deterministically.
+    uid: loki
     type: loki
     access: proxy
     url: http://loki-gateway.monitoring.svc.cluster.local
diff --git a/dashboards/base/datasources/tempo.yaml b/dashboards/base/datasources/tempo.yaml
index 69aac17..774fb2d 100644
--- a/dashboards/base/datasources/tempo.yaml
+++ b/dashboards/base/datasources/tempo.yaml
@@ -8,6 +8,9 @@ spec:
       dashboards: external
   datasource:
     name: Tempo
+    # Pinned UID so dashboards (tenant logs rows) and the Tempo→Loki
+    # tracesToLogsV2 bridge can reference this datasource deterministically.
+    uid: tempo
     type: tempo
     access: proxy
     url: http://tempo.monitoring.svc.cluster.local:3200