diff --git a/deploy/charts/cert-manager/templates/deployment.yaml b/deploy/charts/cert-manager/templates/deployment.yaml
index f13df1f66..bc4f8d970 100644
--- a/deploy/charts/cert-manager/templates/deployment.yaml
+++ b/deploy/charts/cert-manager/templates/deployment.yaml
@@ -42,7 +42,7 @@ spec:
       annotations:
         {{- toYaml . | nindent 8 }}
       {{- end }}
-      {{- if and .Values.prometheus.enabled (not .Values.prometheus.servicemonitor.enabled) }}
+      {{- if and .Values.prometheus.enabled (not (or .Values.prometheus.servicemonitor.enabled .Values.prometheus.podmonitor.enabled)) }}
       {{- if not .Values.podAnnotations }}
       annotations:
       {{- end }}
diff --git a/deploy/charts/cert-manager/values.yaml b/deploy/charts/cert-manager/values.yaml
index ec4fddd41..731cb5772 100644
--- a/deploy/charts/cert-manager/values.yaml
+++ b/deploy/charts/cert-manager/values.yaml
@@ -420,10 +420,11 @@ enableServiceLinks: false
 
 prometheus:
   # Enable Prometheus monitoring for the cert-manager controller to use with the
-  # Prometheus Operator. Either `prometheus.servicemonitor.enabled` or
-  # `prometheus.podmonitor.enabled` can be used to create a ServiceMonitor/PodMonitor
-  # resource.
+  # Prometheus Operator. If this option is enabled without enabling `prometheus.servicemonitor.enabled` or
+  # `prometheus.podmonitor.enabled`, 'prometheus.io' annotations are added to the cert-manager Deployment resources.
+  # Otherwise, a ServiceMonitor/ PodMonitor is created.
   enabled: true
+
   servicemonitor:
     # Create a ServiceMonitor to add cert-manager to Prometheus.
     enabled: false