diff --git a/prod-upgrade/prom/prometheus.yaml b/prod-upgrade/prom/prometheus.yaml
index a2683f4..b75ba4d 100644
--- a/prod-upgrade/prom/prometheus.yaml
+++ b/prod-upgrade/prom/prometheus.yaml
@@ -68,6 +68,7 @@ spec:
         image: prom/prometheus:v2.51.2
         args:
           - --config.file=/etc/prometheus/prometheus.yaml
+          - --storage.tsdb.path=/prometheus/data
           - --storage.tsdb.retention.time=15d
         volumeMounts:
         - name: prometheus