diff --git a/charts/stable/prometheus/Chart.yaml b/charts/stable/prometheus/Chart.yaml
index aa64d2c7d7e..e8dc926e76b 100644
--- a/charts/stable/prometheus/Chart.yaml
+++ b/charts/stable/prometheus/Chart.yaml
@@ -29,7 +29,7 @@ sources:
   - https://github.com/prometheus-community/helm-charts
   - https://github.com/prometheus-operator/kube-prometheus
 type: application
-version: 4.0.84
+version: 4.0.85
 annotations:
   truecharts.org/catagories: |
     - metrics
diff --git a/charts/stable/prometheus/questions.yaml b/charts/stable/prometheus/questions.yaml
index 298160aae2f..9d54bcef2a2 100644
--- a/charts/stable/prometheus/questions.yaml
+++ b/charts/stable/prometheus/questions.yaml
@@ -55,6 +55,18 @@ questions:
                 schema:
                   type: string
                   default: ""
+              - variable: scrapeInterval
+                label: "Scrape interval"
+                description: "Interval between consecutive scrapes"
+                schema:
+                  type: string
+                  default: "15s"
+              - variable: evaluationInterval
+                label: "Evaluation interval"
+                description: "Interval between consecutive evaluations"
+                schema:
+                  type: string
+                  default: "30s"
               - variable: disableCompaction
                 label: "Disable Compaction"
                 description: "Disable the compaction of the Prometheus TSDB"
@@ -67,6 +79,7 @@ questions:
                 schema:
                   type: boolean
                   default: false
+
   - variable: alertmanager
     group: "App Configuration"
     label: "Alertmanager Settings"
diff --git a/charts/stable/prometheus/values.yaml b/charts/stable/prometheus/values.yaml
index 5a2225c028c..d76a4476146 100644
--- a/charts/stable/prometheus/values.yaml
+++ b/charts/stable/prometheus/values.yaml
@@ -404,10 +404,10 @@ prometheus:
   tolerations: []
   ## @param prometheus.scrapeInterval Interval between consecutive scrapes
   ##
-  scrapeInterval: ""
+  scrapeInterval: "15s"
   ## @param prometheus.evaluationInterval Interval between consecutive evaluations
   ##
-  evaluationInterval: ""
+  evaluationInterval: "30s"
   ## @param prometheus.listenLocal ListenLocal makes the Prometheus server listen on loopback
   ##
   listenLocal: false