diff --git a/charts/pulsar/templates/autorecovery-podmonitor.yaml b/charts/pulsar/templates/autorecovery-podmonitor.yaml
index 213b589..3c8e9cf 100644
--- a/charts/pulsar/templates/autorecovery-podmonitor.yaml
+++ b/charts/pulsar/templates/autorecovery-podmonitor.yaml
@@ -30,6 +30,7 @@ metadata:
     heritage: {{ .Release.Service }}
 spec:
   jobLabel: recovery
+  fallbackScrapeProtocol: PrometheusText0.0.4
   podMetricsEndpoints:
     - port: http
       path: /metrics
diff --git a/charts/pulsar/templates/bookkeeper-podmonitor.yaml b/charts/pulsar/templates/bookkeeper-podmonitor.yaml
index f2c41bc..341ee85 100644
--- a/charts/pulsar/templates/bookkeeper-podmonitor.yaml
+++ b/charts/pulsar/templates/bookkeeper-podmonitor.yaml
@@ -30,6 +30,7 @@ metadata:
     heritage: {{ .Release.Service }}
 spec:
   jobLabel: bookie
+  fallbackScrapeProtocol: PrometheusText0.0.4
   podMetricsEndpoints:
     - port: http
       path: /metrics
diff --git a/charts/pulsar/templates/broker-podmonitor.yaml b/charts/pulsar/templates/broker-podmonitor.yaml
index 5d424ac..86703c4 100644
--- a/charts/pulsar/templates/broker-podmonitor.yaml
+++ b/charts/pulsar/templates/broker-podmonitor.yaml
@@ -30,6 +30,7 @@ metadata:
     heritage: {{ .Release.Service }}
 spec:
   jobLabel: broker
+  fallbackScrapeProtocol: PrometheusText0.0.4
   podMetricsEndpoints:
     - port: http
       path: /metrics
diff --git a/charts/pulsar/templates/oxia-coordinator-podmonitor.yaml b/charts/pulsar/templates/oxia-coordinator-podmonitor.yaml
index cddcba3..54135c3 100644
--- a/charts/pulsar/templates/oxia-coordinator-podmonitor.yaml
+++ b/charts/pulsar/templates/oxia-coordinator-podmonitor.yaml
@@ -30,6 +30,7 @@ metadata:
     heritage: {{ .Release.Service }}
 spec:
   jobLabel: oxia-coordinator
+  fallbackScrapeProtocol: PrometheusText0.0.4
   podMetricsEndpoints:
     - port: metrics
       path: /metrics
diff --git a/charts/pulsar/templates/oxia-server-podmonitor.yaml b/charts/pulsar/templates/oxia-server-podmonitor.yaml
index 6f2f612..d6d0252 100644
--- a/charts/pulsar/templates/oxia-server-podmonitor.yaml
+++ b/charts/pulsar/templates/oxia-server-podmonitor.yaml
@@ -30,6 +30,7 @@ metadata:
     heritage: {{ .Release.Service }}
 spec:
   jobLabel: oxia-server
+  fallbackScrapeProtocol: PrometheusText0.0.4
   podMetricsEndpoints:
     - port: metrics
       path: /metrics
diff --git a/charts/pulsar/templates/proxy-podmonitor.yaml b/charts/pulsar/templates/proxy-podmonitor.yaml
index 4823bd2..f753b93 100644
--- a/charts/pulsar/templates/proxy-podmonitor.yaml
+++ b/charts/pulsar/templates/proxy-podmonitor.yaml
@@ -30,6 +30,7 @@ metadata:
     heritage: {{ .Release.Service }}
 spec:
   jobLabel: proxy
+  fallbackScrapeProtocol: PrometheusText0.0.4
   podMetricsEndpoints:
     - port: http
       path: /metrics
diff --git a/charts/pulsar/templates/zookeeper-podmonitor.yaml b/charts/pulsar/templates/zookeeper-podmonitor.yaml
index 1592903..3efc9f6 100644
--- a/charts/pulsar/templates/zookeeper-podmonitor.yaml
+++ b/charts/pulsar/templates/zookeeper-podmonitor.yaml
@@ -31,6 +31,7 @@ metadata:
     heritage: {{ .Release.Service }}
 spec:
   jobLabel: zookeeper
+  fallbackScrapeProtocol: PrometheusText0.0.4
   podMetricsEndpoints:
     - port: http
       path: /metrics