diff --git a/CN_PREPROD/PD_management_zone/PD_ConversationServices.tf b/CN_PREPROD/PD_management_zone/PD_ConversationServices.tf
index c3a8685..6d9c88a 100644
--- a/CN_PREPROD/PD_management_zone/PD_ConversationServices.tf
+++ b/CN_PREPROD/PD_management_zone/PD_ConversationServices.tf
@@ -12,10 +12,9 @@ resource "dynatrace_management_zone" "PD_ConversationServices" {
   }
 
   // compass sub product: Speech
-  // should be removed from PD_CallServices
   entity_selector_based_rule {
     enabled = true 
-    selector = "type(Service),tag(\"compass-id:HTTS\",\"compass-id:HVD\")" 
+    selector = "type(Service),tag(\"compass-id:HTTS\",\"compass-id:HVD\",\"compass-id:STT\")" 
   }
 
 }
diff --git a/CN_PROD/PD_management_zone/PD_ConversationServices.tf b/CN_PROD/PD_management_zone/PD_ConversationServices.tf
index c3a8685..6d9c88a 100644
--- a/CN_PROD/PD_management_zone/PD_ConversationServices.tf
+++ b/CN_PROD/PD_management_zone/PD_ConversationServices.tf
@@ -12,10 +12,9 @@ resource "dynatrace_management_zone" "PD_ConversationServices" {
   }
 
   // compass sub product: Speech
-  // should be removed from PD_CallServices
   entity_selector_based_rule {
     enabled = true 
-    selector = "type(Service),tag(\"compass-id:HTTS\",\"compass-id:HVD\")" 
+    selector = "type(Service),tag(\"compass-id:HTTS\",\"compass-id:HVD\",\"compass-id:STT\")" 
   }
 
 }
diff --git a/EMEA_PREPROD/PD_management_zone/PD_ConversationServices.tf b/EMEA_PREPROD/PD_management_zone/PD_ConversationServices.tf
index c3a8685..6d9c88a 100644
--- a/EMEA_PREPROD/PD_management_zone/PD_ConversationServices.tf
+++ b/EMEA_PREPROD/PD_management_zone/PD_ConversationServices.tf
@@ -12,10 +12,9 @@ resource "dynatrace_management_zone" "PD_ConversationServices" {
   }
 
   // compass sub product: Speech
-  // should be removed from PD_CallServices
   entity_selector_based_rule {
     enabled = true 
-    selector = "type(Service),tag(\"compass-id:HTTS\",\"compass-id:HVD\")" 
+    selector = "type(Service),tag(\"compass-id:HTTS\",\"compass-id:HVD\",\"compass-id:STT\")" 
   }
 
 }
diff --git a/EMEA_PROD/PD_management_zone/PD_ConversationServices.tf b/EMEA_PROD/PD_management_zone/PD_ConversationServices.tf
index c3a8685..6d9c88a 100644
--- a/EMEA_PROD/PD_management_zone/PD_ConversationServices.tf
+++ b/EMEA_PROD/PD_management_zone/PD_ConversationServices.tf
@@ -12,10 +12,9 @@ resource "dynatrace_management_zone" "PD_ConversationServices" {
   }
 
   // compass sub product: Speech
-  // should be removed from PD_CallServices
   entity_selector_based_rule {
     enabled = true 
-    selector = "type(Service),tag(\"compass-id:HTTS\",\"compass-id:HVD\")" 
+    selector = "type(Service),tag(\"compass-id:HTTS\",\"compass-id:HVD\",\"compass-id:STT\")" 
   }
 
 }
diff --git a/NA_PREPROD/PD_management_zone/PD_ConversationServices.tf b/NA_PREPROD/PD_management_zone/PD_ConversationServices.tf
index c3a8685..6d9c88a 100644
--- a/NA_PREPROD/PD_management_zone/PD_ConversationServices.tf
+++ b/NA_PREPROD/PD_management_zone/PD_ConversationServices.tf
@@ -12,10 +12,9 @@ resource "dynatrace_management_zone" "PD_ConversationServices" {
   }
 
   // compass sub product: Speech
-  // should be removed from PD_CallServices
   entity_selector_based_rule {
     enabled = true 
-    selector = "type(Service),tag(\"compass-id:HTTS\",\"compass-id:HVD\")" 
+    selector = "type(Service),tag(\"compass-id:HTTS\",\"compass-id:HVD\",\"compass-id:STT\")" 
   }
 
 }
diff --git a/NA_PROD/PD_management_zone/PD_ConversationServices.tf b/NA_PROD/PD_management_zone/PD_ConversationServices.tf
index c3a8685..6d9c88a 100644
--- a/NA_PROD/PD_management_zone/PD_ConversationServices.tf
+++ b/NA_PROD/PD_management_zone/PD_ConversationServices.tf
@@ -12,10 +12,9 @@ resource "dynatrace_management_zone" "PD_ConversationServices" {
   }
 
   // compass sub product: Speech
-  // should be removed from PD_CallServices
   entity_selector_based_rule {
     enabled = true 
-    selector = "type(Service),tag(\"compass-id:HTTS\",\"compass-id:HVD\")" 
+    selector = "type(Service),tag(\"compass-id:HTTS\",\"compass-id:HVD\",\"compass-id:STT\")" 
   }
 
 }