diff --git a/_custom_modules/vdm_standard_dashboard/_interface.tf b/_custom_modules/vdm_standard_dashboard/_interface.tf
index 3e880dcf..93c6bbc3 100644
--- a/_custom_modules/vdm_standard_dashboard/_interface.tf
+++ b/_custom_modules/vdm_standard_dashboard/_interface.tf
@@ -12,6 +12,4 @@ variable "appId" { default = "" }
 
 variable "reliabilityLink" { default = "https://atc.bmwgroup.net/confluence/x/xzB-VQ" }
 
-variable "reliabilityOverTime" { default = "" }
-
-variable "reliabilityPerKeyRequest" { default = "" }
\ No newline at end of file
+variable "reliabilityMetricSelector" { default = "" }
\ No newline at end of file
diff --git a/_custom_modules/vdm_standard_dashboard/vdm_standard_dashboard.tf b/_custom_modules/vdm_standard_dashboard/vdm_standard_dashboard.tf
index f5f95df8..69339cbb 100644
--- a/_custom_modules/vdm_standard_dashboard/vdm_standard_dashboard.tf
+++ b/_custom_modules/vdm_standard_dashboard/vdm_standard_dashboard.tf
@@ -672,7 +672,7 @@ resource "dynatrace_dashboard" main {
             "id" : "A",
             "limit" : null,
             "metric" : null,
-            "metricSelector" : trimspace("${var.reliabilityOverTime}"),
+            "metricSelector" : trimspace(var.reliabilityMetricSelector),
             "rate" : "NONE",
             "sortBy" : null,
             "sortByDimension" : null,
@@ -789,7 +789,7 @@ resource "dynatrace_dashboard" main {
             "id" : "A",
             "limit" : null,
             "metric" : null,
-            "metricSelector" : trimspace("${var.reliabilityPerKeyRequest}"),
+            "metricSelector" : replace(trimspace(var.reliabilityMetricSelector), "splitBy()", "splitBy(\"dt.entity.service_method\")"),
             "rate" : "NONE",
             "sortBy" : null,
             "sortByDimension" : null,