diff --git a/metrics-operator/chart/templates/keptnmetricsprovider-crd.yaml b/metrics-operator/chart/templates/keptnmetricsprovider-crd.yaml
index ff69b2ffb6..7f5d5e220b 100644
--- a/metrics-operator/chart/templates/keptnmetricsprovider-crd.yaml
+++ b/metrics-operator/chart/templates/keptnmetricsprovider-crd.yaml
@@ -77,8 +77,8 @@ spec:
                 type: string
               type:
                 description: Type represents the provider type. This can be one of
-                  prometheus, dynatrace, datadog, dql.
-                pattern: prometheus|dynatrace|datadog|dql
+                  prometheus, thanos, dynatrace, datadog, dql.
+                pattern: prometheus|thanos|dynatrace|datadog|dql
                 type: string
             required:
             - targetServer