diff --git a/02.restful-web-services/2.3.1.RELEASE-upgrade.md b/02.restful-web-services/2.3.1.RELEASE-upgrade.md
index 88eedee9..040b555e 100644
--- a/02.restful-web-services/2.3.1.RELEASE-upgrade.md
+++ b/02.restful-web-services/2.3.1.RELEASE-upgrade.md
@@ -783,7 +783,7 @@ public class UserJPAResource {
 		// retrieveAllUsers
 		EntityModel<User> resource = EntityModel.of(user.get());//new EntityModel<User>(user.get());
 
-		WebMvcLinkBuilder linkTo = linkTo(methodOn(this.getClass()).retrieveAllUsers());
+		WebMvcLinkBuilder linkTo = linkTo(methodOn(this.getClass()).retriveAllUsers());
 
 		resource.add(linkTo.withRel("all-users"));
 
@@ -933,7 +933,7 @@ public class UserResource {
 		EntityModel<User> resource = EntityModel.of(user);
 		
 		WebMvcLinkBuilder linkTo = 
-				linkTo(methodOn(this.getClass()).retrieveAllUsers());
+				linkTo(methodOn(this.getClass()).retriveAllUsers());
 		
 		resource.add(linkTo.withRel("all-users"));