diff --git a/sdk/eventhub/event-hubs/karma.conf.js b/sdk/eventhub/event-hubs/karma.conf.js
index c32bd5658aca..60d29d15ef04 100644
--- a/sdk/eventhub/event-hubs/karma.conf.js
+++ b/sdk/eventhub/event-hubs/karma.conf.js
@@ -47,7 +47,7 @@ module.exports = function(config) {
     // inject following environment values into browser testing with window.__env__
     // environment values MUST be exported or set with same console running "karma start"
     // https://www.npmjs.com/package/karma-env-preprocessor
-    envPreprocessor: ["EVENTHUB_CONNECTION_STRING_BROWSER", "EVENTHUB_NAME", "IOTHUB_CONNECTION_STRING_BROWSER"],
+    envPreprocessor: ["EVENTHUB_CONNECTION_STRING_BROWSER", "EVENTHUB_NAME", "IOTHUB_EH_COMPATIBLE_CONNECTION_STRING_BROWSER"],
 
     // test results reporter to use
     // possible values: 'dots', 'progress'
diff --git a/sdk/eventhub/event-hubs/samples/sample.env b/sdk/eventhub/event-hubs/samples/sample.env
index f63b3f16055f..5ec8995cb3ca 100644
--- a/sdk/eventhub/event-hubs/samples/sample.env
+++ b/sdk/eventhub/event-hubs/samples/sample.env
@@ -8,7 +8,7 @@ CONSUMER_GROUP_NAME=<name of a consumer group>
 STORAGE_CONTAINER_NAME=<storage account connection string for checkpoints>
 
 # Used in the useWithIotHub.ts sample
-IOTHUB_CONNECTION_STRING=<connection string with EntityPath>
+IOTHUB_EH_COMPATIBLE_CONNECTION_STRING=<connection string with EntityPath>
 
 # Used in the usingAadAuth.ts sample
 #  Setup :
diff --git a/sdk/eventhub/event-hubs/samples/useWithIotHub.ts b/sdk/eventhub/event-hubs/samples/useWithIotHub.ts
index 184b2c8b3161..2d5693f203ac 100644
--- a/sdk/eventhub/event-hubs/samples/useWithIotHub.ts
+++ b/sdk/eventhub/event-hubs/samples/useWithIotHub.ts
@@ -10,7 +10,7 @@ import { EventHubConsumerClient } from "@azure/event-hubs";
 // Define IoT Hub Event Hubs-compatible connection string here.
 // To find the correct connection string to use, visit:
 // https://docs.microsoft.com/en-us/azure/iot-hub/iot-hub-devguide-messages-read-builtin
-const connectionString = process.env["IOTHUB_CONNECTION_STRING"] || "";
+const connectionString = process.env["IOTHUB_EH_COMPATIBLE_CONNECTION_STRING"] || "";
 const consumerGroup = process.env["CONSUMER_GROUP_NAME"] || "";
 
 export async function main(): Promise<void> {
diff --git a/sdk/eventhub/event-hubs/test/iothub.spec.ts b/sdk/eventhub/event-hubs/test/iothub.spec.ts
index 52c09913fdba..4bef59f05f0b 100644
--- a/sdk/eventhub/event-hubs/test/iothub.spec.ts
+++ b/sdk/eventhub/event-hubs/test/iothub.spec.ts
@@ -14,13 +14,13 @@ const env = getEnvVars();
 
 describe("EventHub Client with iothub connection string #RunnableInBrowser", function(): void {
   const service = {
-    connectionString: (env[EnvVarKeys.IOTHUB_CONNECTION_STRING] as string) || ""
+    connectionString: (env[EnvVarKeys.IOTHUB_EH_COMPATIBLE_CONNECTION_STRING] as string) || ""
   };
   let client: EventHubClient;
   before("validate environment", async function(): Promise<void> {
     should.exist(
-      env[EnvVarKeys.IOTHUB_CONNECTION_STRING],
-      "define IOTHUB_CONNECTION_STRING in your environment before running integration tests."
+      env[EnvVarKeys.IOTHUB_EH_COMPATIBLE_CONNECTION_STRING],
+      "define IOTHUB_EH_COMPATIBLE_CONNECTION_STRING in your environment before running integration tests."
     );
   });
 
diff --git a/sdk/eventhub/event-hubs/test/utils/testUtils.ts b/sdk/eventhub/event-hubs/test/utils/testUtils.ts
index f365502bd27a..a62f2f8638f8 100644
--- a/sdk/eventhub/event-hubs/test/utils/testUtils.ts
+++ b/sdk/eventhub/event-hubs/test/utils/testUtils.ts
@@ -12,7 +12,7 @@ export const isNode =
 export enum EnvVarKeys {
   EVENTHUB_CONNECTION_STRING = "EVENTHUB_CONNECTION_STRING",
   EVENTHUB_NAME = "EVENTHUB_NAME",
-  IOTHUB_CONNECTION_STRING = "IOTHUB_CONNECTION_STRING",
+  IOTHUB_EH_COMPATIBLE_CONNECTION_STRING = "IOTHUB_EH_COMPATIBLE_CONNECTION_STRING",
   AZURE_TENANT_ID = "AZURE_TENANT_ID",
   AZURE_CLIENT_ID = "AZURE_CLIENT_ID",
   AZURE_CLIENT_SECRET = "AZURE_CLIENT_SECRET"
@@ -35,8 +35,8 @@ export function getEnvVars(): { [key in EnvVarKeys]: any } {
       !isNode
     ),
     [EnvVarKeys.EVENTHUB_NAME]: getEnvVarValue(EnvVarKeys.EVENTHUB_NAME),
-    [EnvVarKeys.IOTHUB_CONNECTION_STRING]: getEnvVarValue(
-      EnvVarKeys.IOTHUB_CONNECTION_STRING,
+    [EnvVarKeys.IOTHUB_EH_COMPATIBLE_CONNECTION_STRING]: getEnvVarValue(
+      EnvVarKeys.IOTHUB_EH_COMPATIBLE_CONNECTION_STRING,
       !isNode
     ),
     [EnvVarKeys.AZURE_TENANT_ID]: getEnvVarValue(EnvVarKeys.AZURE_TENANT_ID),
diff --git a/sdk/eventhub/event-hubs/tests.yml b/sdk/eventhub/event-hubs/tests.yml
index 2ebf86769d8b..135ce134bea6 100644
--- a/sdk/eventhub/event-hubs/tests.yml
+++ b/sdk/eventhub/event-hubs/tests.yml
@@ -69,7 +69,7 @@ jobs:
         AZURE_CLIENT_ID: $(aad-azure-sdk-test-client-id)
         AZURE_CLIENT_SECRET: $(aad-azure-sdk-test-client-secret)
         AZURE_TENANT_ID: $(aad-azure-sdk-test-tenant-id)
-        IOTHUB_CONNECTION_STRING: $(js-event-hubs-test-iothub-connection-string)
+        IOTHUB_EH_COMPATIBLE_CONNECTION_STRING: $(js-event-hubs-test-iothub-connection-string)
         EVENTHUB_CONNECTION_STRING: $(js-event-hubs-test-connection-string)
-        IOTHUB_CONNECTION_STRING_BROWSER: $(js-event-hubs-test-browser-iothub-connection-string)
+        IOTHUB_EH_COMPATIBLE_CONNECTION_STRING_BROWSER: $(js-event-hubs-test-browser-iothub-connection-string)
         EVENTHUB_CONNECTION_STRING_BROWSER: $(js-event-hubs-test-browser-connection-string)