diff --git a/samples/02.echo-bot/README.md b/samples/02.echo-bot/README.md
index 476bdc790..8667de539 100644
--- a/samples/02.echo-bot/README.md
+++ b/samples/02.echo-bot/README.md
@@ -13,7 +13,7 @@ This sample is a Spring Boot app and uses the Azure CLI and azure-webapp Maven p
 ## To try this sample locally
 - From the root of this project folder:
   - Build the sample using `mvn package`
-  - Run it by using `java -jar .\target\bot-echo-sample.jar`
+  - Run it by using `java -jar ./target/bot-echo-sample.jar`
 
 - Test the bot using Bot Framework Emulator
 
diff --git a/samples/02.echo-bot/pom.xml b/samples/02.echo-bot/pom.xml
index d5a36fb63..c0cc24d4d 100644
--- a/samples/02.echo-bot/pom.xml
+++ b/samples/02.echo-bot/pom.xml
@@ -79,7 +79,7 @@
       <dependency>
         <groupId>com.microsoft.bot</groupId>
         <artifactId>bot-integration-spring</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.6.0-preview4</version>
         <scope>compile</scope>
       </dependency>
   </dependencies>