diff --git a/crd-docs/cr/kiali.io_v1alpha1_kiali.yaml b/crd-docs/cr/kiali.io_v1alpha1_kiali.yaml
index 22ca29cc..9121600f 100644
--- a/crd-docs/cr/kiali.io_v1alpha1_kiali.yaml
+++ b/crd-docs/cr/kiali.io_v1alpha1_kiali.yaml
@@ -393,6 +393,8 @@ spec:
         cluster: "cluster-east"
       query_timeout: 5
       tempo_config:
+        cache_capacity: 200
+        cache_enabled: true
         datasource_uid: ""
         org_id: ""
         url_format: ""
diff --git a/crd-docs/crd/kiali.io_kialis.yaml b/crd-docs/crd/kiali.io_kialis.yaml
index a0916706..08b23b1f 100644
--- a/crd-docs/crd/kiali.io_kialis.yaml
+++ b/crd-docs/crd/kiali.io_kialis.yaml
@@ -1098,6 +1098,12 @@ spec:
                         description: "Settings used to configure the access url to the Tempo Datasource in Grafana."
                         type: object
                         properties:
+                          cache_capacity:
+                            description: "When `cache_enabled` is true, the number of traces saved in the cache. 200 by default."
+                            type: integer
+                          cache_enabled:
+                            description: "A FIFO cache with the last `cache_capacity` traces viewed."
+                            type: boolean
                           datasource_uid:
                             description: "The unique identifier (uid) of the Tempo datasource in Grafana."
                             type: string
diff --git a/roles/default/kiali-deploy/defaults/main.yml b/roles/default/kiali-deploy/defaults/main.yml
index a4f59f78..a451bccd 100644
--- a/roles/default/kiali-deploy/defaults/main.yml
+++ b/roles/default/kiali-deploy/defaults/main.yml
@@ -226,6 +226,8 @@ kiali_defaults:
       query_scope: {}
       query_timeout: 5
       tempo_config:
+        cache_capacity: 200
+        cache_enabled: true
         datasource_uid: ""
         org_id: ""
         url_format: ""