diff --git a/specification/datafactory/resource-manager/Microsoft.DataFactory/stable/2018-06-01/entityTypes/Pipeline.json b/specification/datafactory/resource-manager/Microsoft.DataFactory/stable/2018-06-01/entityTypes/Pipeline.json
index d7108076fc23..25c0e53768b1 100644
--- a/specification/datafactory/resource-manager/Microsoft.DataFactory/stable/2018-06-01/entityTypes/Pipeline.json
+++ b/specification/datafactory/resource-manager/Microsoft.DataFactory/stable/2018-06-01/entityTypes/Pipeline.json
@@ -258,6 +258,10 @@
         "maxConcurrentConnections": {
           "type": "object",
           "description": "The maximum concurrent connection count for the source data store. Type: integer (or Expression with resultType integer)."
+        },
+        "disableMetricsCollection": {
+          "type": "object",
+          "description": "If true, disable data store metrics collection. Default is false. Type: boolean (or Expression with resultType boolean)."
         }
       },
       "additionalProperties": {
@@ -934,6 +938,10 @@
           "type": "object",
           "description": "The maximum concurrent connection count for the source data store. Type: integer (or Expression with resultType integer)."
         },
+        "disableMetricsCollection": {
+          "type": "object",
+          "description": "If true, disable data store metrics collection. Default is false. Type: boolean (or Expression with resultType boolean)."
+        },
         "copyBehavior": {
           "description": "The type of copy behavior for copy sink.",
           "type": "object"
@@ -1656,6 +1664,10 @@
         "maxConcurrentConnections": {
           "type": "object",
           "description": "The maximum concurrent connection count for the source data store. Type: integer (or Expression with resultType integer)."
+        },
+        "disableMetricsCollection": {
+          "type": "object",
+          "description": "If true, disable data store metrics collection. Default is false. Type: boolean (or Expression with resultType boolean)."
         }
       },
       "additionalProperties": {
@@ -3864,6 +3876,10 @@
         "maxConcurrentConnections": {
           "type": "object",
           "description": "The maximum concurrent connection count for the sink data store. Type: integer (or Expression with resultType integer)."
+        },
+        "disableMetricsCollection": {
+          "type": "object",
+          "description": "If true, disable data store metrics collection. Default is false. Type: boolean (or Expression with resultType boolean)."
         }
       },
       "additionalProperties": {