diff --git a/api/desc/cloud/pcm-cloud.api b/api/desc/cloud/pcm-cloud.api
index 618110ad..7d129d5e 100644
--- a/api/desc/cloud/pcm-cloud.api
+++ b/api/desc/cloud/pcm-cloud.api
@@ -11,7 +11,6 @@ info(
 type ControllerMetricsReq {
     Metrics []string `form:"metrics"`
     ParticipantId int64 `form:"participantId"`
-    Namespace string `form:"namespace"`
     Pods string `form:"pods"`
     Steps string `form:"steps"`
     Start string `form:"start"`
diff --git a/api/internal/types/types.go b/api/internal/types/types.go
index 1503edcc..43bf27f2 100644
--- a/api/internal/types/types.go
+++ b/api/internal/types/types.go
@@ -3330,7 +3330,6 @@ type ShowNodeDetailsResp struct {
 type ControllerMetricsReq struct {
 	Metrics       []string `form:"metrics"`
 	ParticipantId int64    `form:"participantId"`
-	Namespace     string   `form:"namespace"`
 	Pods          string   `form:"pods"`
 	Steps         string   `form:"steps"`
 	Start         string   `form:"start"`