diff --git a/operations/helm/charts/mimir-distributed/templates/querier/querier-so.yaml b/operations/helm/charts/mimir-distributed/templates/querier/querier-so.yaml
index 60722b187a9..8e4ac43f92c 100644
--- a/operations/helm/charts/mimir-distributed/templates/querier/querier-so.yaml
+++ b/operations/helm/charts/mimir-distributed/templates/querier/querier-so.yaml
@@ -44,11 +44,12 @@ spec:
       {{- end }}
     name: cortex_querier_hpa_default_requests_duration
     type: prometheus
+  {{- $autoscaling := .Values.querier.kedaAutoscaling -}}
   {{- if .Values.querier.kedaAutoscaling.predictiveScalingEnabled }}
   - metadata:
-      query: sum(max_over_time(cortex_query_scheduler_inflight_requests{container="query-scheduler",namespace="{{ .Release.Namespace }}",quantile="0.5"}[30m] offset 6d23h30m))
+      query: sum(max_over_time(cortex_query_scheduler_inflight_requests{container="query-scheduler",namespace="{{ .Release.Namespace }}",quantile="0.5"}[{{$autoscaling.predictiveScalingLookback}}] offset {{$autoscaling.predictiveScalingPeriod}}))
       serverAddress: {{ include "mimir.kedaPrometheusAddress" (dict "ctx" $) }}
-      threshold: {{ .Values.querier.kedaAutoscaling.querySchedulerInflightRequestsThreshold | quote }}
+      threshold: {{ $autoscaling.querySchedulerInflightRequestsThreshold | quote }}
       {{- if .Values.kedaAutoscaling.customHeaders }}
       customHeaders: {{ (include "mimir.lib.mapToCSVString" (dict "map" .Values.kedaAutoscaling.customHeaders)) | quote }}
       {{- end }}