diff --git a/samples/rest-notes-slate/build.gradle b/samples/rest-notes-slate/build.gradle
index 6925cab7..d3b85b91 100644
--- a/samples/rest-notes-slate/build.gradle
+++ b/samples/rest-notes-slate/build.gradle
@@ -1,5 +1,6 @@
 buildscript {
 	repositories {
+		mavenCentral()
 		maven { url 'https://repo.spring.io/milestone' }
 	}
 	dependencies {