diff --git a/plugins/inputs/eventhub_consumer/README.md b/plugins/inputs/eventhub_consumer/README.md
index 06c43cf31..c0533b513 100644
--- a/plugins/inputs/eventhub_consumer/README.md
+++ b/plugins/inputs/eventhub_consumer/README.md
@@ -18,8 +18,6 @@ The main focus for development of this plugin is Azure IoT hub:
   ## This requires one of the following sets of environment variables to be set:
   ##
   ## 1) Expected Environment Variables:
-  ##    - "EVENTHUB_NAMESPACE"
-  ##    - "EVENTHUB_NAME"
   ##    - "EVENTHUB_CONNECTION_STRING"
   ##
   ## 2) Expected Environment Variables:
@@ -28,8 +26,17 @@ The main focus for development of this plugin is Azure IoT hub:
   ##    - "EVENTHUB_KEY_NAME"
   ##    - "EVENTHUB_KEY_VALUE"
 
+  ## 3) Expected Environment Variables:
+  ##    - "EVENTHUB_NAMESPACE"
+  ##    - "EVENTHUB_NAME"
+  ##    - "AZURE_TENANT_ID"
+  ##    - "AZURE_CLIENT_ID"
+  ##    - "AZURE_CLIENT_SECRET"
+
   ## Uncommenting the option below will create an Event Hub client based solely on the connection string.
   ## This can either be the associated environment variable or hard coded directly.
+  ## If this option is uncommented, environment variables will be ignored.
+  ## Connection string should contain EventHubName (EntityPath)
   # connection_string = ""
 
   ## Set persistence directory to a valid folder to use a file persister instead of an in-memory persister
diff --git a/plugins/inputs/eventhub_consumer/eventhub_consumer.go b/plugins/inputs/eventhub_consumer/eventhub_consumer.go
index da66872da..114a63350 100644
--- a/plugins/inputs/eventhub_consumer/eventhub_consumer.go
+++ b/plugins/inputs/eventhub_consumer/eventhub_consumer.go
@@ -69,8 +69,6 @@ func (*EventHub) SampleConfig() string {
   ## This requires one of the following sets of environment variables to be set:
   ##
   ## 1) Expected Environment Variables:
-  ##    - "EVENTHUB_NAMESPACE"
-  ##    - "EVENTHUB_NAME"
   ##    - "EVENTHUB_CONNECTION_STRING"
   ##
   ## 2) Expected Environment Variables:
@@ -79,8 +77,17 @@ func (*EventHub) SampleConfig() string {
   ##    - "EVENTHUB_KEY_NAME"
   ##    - "EVENTHUB_KEY_VALUE"
 
+  ## 3) Expected Environment Variables:
+  ##    - "EVENTHUB_NAMESPACE"
+  ##    - "EVENTHUB_NAME"
+  ##    - "AZURE_TENANT_ID"
+  ##    - "AZURE_CLIENT_ID"
+  ##    - "AZURE_CLIENT_SECRET"
+
   ## Uncommenting the option below will create an Event Hub client based solely on the connection string.
   ## This can either be the associated environment variable or hard coded directly.
+  ## If this option is uncommented, environment variables will be ignored.
+  ## Connection string should contain EventHubName (EntityPath)
   # connection_string = ""
 
   ## Set persistence directory to a valid folder to use a file persister instead of an in-memory persister